The word must is both a noun and a verb.
The noun must refers to something that should not be overlooked or missed; an imperative need or duty; dampness, mold, or mildew; the mixture of juice, pulp, skins, seeds, etc. used in fermentation; behavior of certain male animals that is associated with the rutting season.
The verb must means to be commanded, urged, compelled, obliged, required by law, etc. to do.
No, it is a proper noun, a given name. It refers to a person, so must be a noun.
No, it is not a conjunction. It is a restrictive auxiliary verb, and more rarely a noun or adjective.
It can be a noun or verb.
noun
yes part of the verb "to be" I am he is she is it is you are we are they are
Parent is a noun and a verb. Noun: She is a parent. Verb: She must parent her children now.
The word must can be used as a verb and a noun, but not as an adjective.
To uncover is a verb. In ordinary usage it can have a subject and must have an object.
The plural form for the noun must is musts. The word must is also a verb, an auxiliary verb, and an adjective.
Campaign can be used as a noun and a verb. To be used as a verb you must refer to taking part in a campaign.
The word must is both a noun and a verb; for example: Noun: This video is a must before you take the exam. Verb: All passengers must remain seated.
No, it is a proper noun, a given name. It refers to a person, so must be a noun.
Neither. 'Have' is a verb and 'must' is a specific type of verb called a modal auxiliary verb (or just modal) which is put in front of another verb to adjust the meaning. E.g. I should have, I might have, I must have. Should, must and might are modal auxiliary verbs. The compound word 'must have' is an informal noun as a word for an essential or desirable thing. The compound word 'must have' is an informal adjective used to describe a noun as essential or desirable.
We must combat the insect invasion at their every incursion. (Combat as verb) Prepare for combat! (Combat as noun)
Copy can be a verb or a noun. Verb: Please copy the homework assignment from the board. Noun: You must provide a copy of your license.
Both. You must try harder. (verb) I got it right after my second try. (noun)
A noun and a verb. "John ran" is a complete sentence because it contains both.