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Musk vs. Must — What's the Difference?

By Tayyaba Rehman — Updated on September 24, 2023
Musk is a fragrant substance from the gland of a male deer, used as a perfume fixative; Must denotes an obligation or necessity.
Musk vs. Must — What's the Difference?

Difference Between Musk and Must

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Key Differences

Musk and Must, despite sharing some phonetic similarity, are utterly disparate in their meanings and uses. Musk refers to a fragrant substance typically secreted by a male musk deer, used extensively as a base note in perfumery due to its rich and complex scent. It's synonymous with scent and fragrance, often invoking images of luxurious perfumes and enticing aromas. Must, on the other hand, is a modal verb in English language, expressing obligation, necessity, or inevitability. It’s used to convey a strong requirement or duty, and is an essential component in formulating rules, commands, and expressions of necessity.
While Musk is primarily a noun and associated with the sense of smell, representing something tangible and sensory, Must is a verb, representing an abstract concept related to duty and requirement. Musk's domain is more sensory and experiential, as it relates to the experience of smell and is associated with the world of fragrances. Must is conceptual and grammatical, used to express a condition or requirement that is mandatory, implying a level of importance or urgency in the action it accompanies.
Musk represents a singular entity, usually a specific substance with a distinct scent profile, used in the formulation of perfumes and fragrances. It contributes to the creation of olfactory experiences, adding depth and richness to scents. Must, conversely, serves as a functional element in language, contributing to the construction of meaning in sentences by indicating necessity or obligation, and is therefore integral to expressing conditions, imperatives, and prerequisites.
In terms of their contributions, Musk adds value to the olfactory experiences by enhancing and stabilizing fragrances, offering longevity and depth to perfumes. Its role is primarily sensory, impacting our experiences and perceptions through the sense of smell. Must, in contrast, adds grammatical and semantic value to language expressions, providing clarity and precision in conveying obligations, necessities, and inevitabilities, playing a crucial role in the formulation of coherent and meaningful sentences.
In conclusion, Musk is a tangible, sensory substance associated with fragrances, impacting olfactory experiences, and Must is a grammatical component, an abstract construct used to convey obligation, necessity, or inevitability in language.
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Comparison Chart

Definition

A fragrant substance, often from a male musk deer.
A modal verb expressing obligation or necessity.

Part of Speech

Noun
Modal Verb

Contextual Usage

Perfumery, fragrances.
Rules, commands, expressions of necessity.

Connotative Nuance

Luxury, depth in scents, richness.
Obligation, requirement, imperative.

Synonyms

Aroma, scent, fragrance.
Have to, obliged, required.

Compare with Definitions

Musk

It can refer to the scent in itself used in perfumery.
The musk lingered in the air, rich and intoxicating.

Must

Expresses obligation or necessity.
You must finish your homework before playing.

Musk

A class of aromatic substances commonly used in perfumery.
Synthetic musk is often used as a more ethical and sustainable alternative.

Must

Used to express strong insistence.
You must try the chocolate cake; it’s delicious!

Musk

A fragrant substance obtained from the gland of a male musk deer.
The musk added a luxurious undertone to the perfume.

Must

Used to give emphatic advice.
You must visit the museum while you are in town.

Musk

Used as a fixative in perfumes to enhance and stabilize other scents.
Musk is popular in perfumery for its ability to enrich and deepen fragrances.

Must

Must (from the Latin vinum mustum, "young wine") is freshly crushed fruit juice (usually grape juice) that contains the skins, seeds, and stems of the fruit. The solid portion of the must is called pomace and typically makes up 7–23% of the total weight of the must.

Musk

Synonymous with a rich, enveloping fragrance.
The candle filled the room with a subtle musk.

Must

To be obliged or required by morality, law, or custom
Citizens must register in order to vote.

Musk

Musk is a class of aromatic substances commonly used as base notes in perfumery. They include glandular secretions from animals such as the musk deer, numerous plants emitting similar fragrances, and artificial substances with similar odors.

Must

To be compelled, as by a physical necessity or requirement
Plants must have oxygen in order to live.

Musk

A strong-smelling reddish-brown substance which is secreted by the male musk deer for scent-marking and is an important ingredient in perfumery.

Must

Used to express a command or admonition
You must not go there alone. You simply must be careful.

Musk

A relative of the monkey flower, formerly cultivated for a musky fragrance which has been lost in the development of modern varieties.

Must

To be determined to; have as a fixed resolve
If you must leave, do it quietly.

Musk

A greasy secretion with a powerful odor, produced in a glandular sac in the abdomen of a male musk deer and used in traditional medicines and formerly in the manufacture of perfumes.

Must

Used to indicate inevitability or certainty
We all must die.

Musk

A similar secretion produced by certain other animals, such as an otter or civet.

Must

Used to indicate logical probability or presumptive certainty
If the lights were on, they must have been at home.

Musk

A synthetic chemical resembling natural musk in odor or use.

Must

To be required or obliged to go
"I must from hence" (Shakespeare).

Musk

The odor of musk.

Must

Something that is absolutely required or indispensable
Promptness on the job is a must. Comfortable boots are a must when going on a hike.

Musk

An odor similar to musk.

Must

The quality or condition of being stale or musty.

Musk

A greasy secretion with a powerful odour, produced in a glandular sac of the male musk deer and used in the manufacture of perfumes.

Must

The unfermented or fermenting juice expressed from fruit, especially grapes.

Musk

A similar secretion produced by the otter and the civet.

Must

Variant of musth.

Musk

A synthetic organic compound used as a substitute for the above.

Must

Musk.

Musk

The odour of musk.

Must

To do with certainty; indicates that the speaker is certain that the subject will have executed the predicate.
If it has rained all day, it must be very wet outside.
You picked one of two, and it wasn't the first: it must have been the second.

Musk

The musk deer (genus Moschus).

Must

To do as a requirement; indicates that the sentence subject is required as an imperative or directive to execute the sentence predicate, with failure to do so resulting in a failure or negative consequence.

Musk

The musk plant (Mimulus moschatus).

Must

Used to indicate that something that is very likely, probable, or certain to be true.
The children must be asleep by now.

Musk

A plant of the genus Erodium (Erodium moschatum); the musky heronsbill.

Must

(transitive) To make musty.

Musk

A plant of the genus Muscari; grape hyacinth.

Must

(intransitive) To become musty.

Musk

The scent of human genitalia when aroused or unwashed.
I was so excited I could smell my own musk.

Must

Something that is mandatory or required.
If you're trekking all day, a map is a must.

Musk

(transitive) To perfume with musk.

Must

The property of being stale or musty.

Musk

A substance of a reddish brown color, and when fresh of the consistency of honey, obtained from a bag being behind the navel of the male musk deer. It has a slightly bitter taste, but is specially remarkable for its powerful and enduring odor. It is used in medicine as a stimulant antispasmodic. The term is also applied to secretions of various other animals, having a similar odor.

Must

Something that exhibits the property of being stale or musty.

Musk

The musk deer. See Musk deer (below).

Must

Fruit juice that will ferment or has fermented, usually from grapes.

Musk

The perfume emitted by musk, or any perfume somewhat similar.

Must

To be obliged; to be necessitated; - expressing either physical or moral necessity; as, a man must eat for nourishment; we must submit to the laws.

Musk

The musk plant (Mimulus moschatus).

Must

To be morally required; to be necessary or essential to a certain quality, character, end, or result; as, he must reconsider the matter; he must have been insane.
Likewise must the deacons be grave.
Morover, he [a bishop] must have a good report of them which are without.

Musk

To perfume with musk.

Must

The expressed juice of the grape, or other fruit, before fermentation.
No fermenting must fills . . . the deep vats.

Musk

An odorous glandular secretion from the male musk deer; used as a perfume fixative

Must

Mustiness.

Musk

The scent of musk

Must

To make musty; to become musty.

Must

Being in a condition of dangerous frenzy, usually connected with sexual excitement; - said of adult male elephants which become so at irregular intervals, typicaly due to increased testosterone levels.

Must

A necessary or essential thing;
Seat belts are an absolute must

Must

Grape juice before or during fermentation

Must

The quality of smelling or tasting old or stale or mouldy

Must

Highly recommended;
A book that is must reading

Must

Indicates that something is likely or logically certain.
This must be the right place.

Must

Denotes inevitability or a natural consequence.
If you practice regularly, you must improve.

Common Curiosities

Is Must a modal verb expressing obligation?

Yes, Must is a modal verb that expresses obligation, necessity, or inevitability.

Is Musk primarily used in perfumery?

Yes, Musk is primarily used in perfumery as a base note and fixative.

Can Must be used to give advice?

Yes, Must can be used to give emphatic advice or strong recommendations.

Is Musk associated with luxury fragrances?

Yes, Musk is often associated with luxury, depth, and richness in fragrances.

Is Musk often used as a base note in perfumes?

Yes, Musk is used as a base note in perfumes due to its ability to enrich and deepen fragrances.

Can Musk be synthetic?

Yes, due to ethical and sustainability concerns, synthetic musk is often used as an alternative in fragrances.

Is Musk obtained from a male musk deer?

Traditionally, Musk is obtained from the gland of a male musk deer, but ethical and sustainable alternatives are now more common.

Does Must indicate something that is logically certain?

Yes, Must can indicate that something is logically certain or very likely to be true.

Is Must used to express conditions or prerequisites?

Yes, Must is used to express conditions, prerequisites, and requirements that are mandatory.

Can Musk be considered a scent in itself?

Yes, Musk can refer to the scent in itself and is synonymous with a rich, enveloping fragrance.

Can Must be used to express inevitability?

Yes, Must can be used to denote inevitability or a natural consequence.

Is Must integral to expressing obligations in language?

Yes, Must is integral to expressing obligations, necessities, and imperatives in language, providing clarity and precision.

Can Must express strong insistence?

Yes, Must can express strong insistence and is used to emphasize the importance of doing something.

Does Musk add depth to perfumes?

Yes, Musk adds depth and longevity to perfumes, enhancing and stabilizing other scents.

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Author Spotlight

Written by
Tayyaba Rehman
Tayyaba Rehman is a distinguished writer, currently serving as a primary contributor to askdifference.com. As a researcher in semantics and etymology, Tayyaba's passion for the complexity of languages and their distinctions has found a perfect home on the platform. Tayyaba delves into the intricacies of language, distinguishing between commonly confused words and phrases, thereby providing clarity for readers worldwide.

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