"Much" is used as an adjective to describe a large quantity or degree of something, often in negative or interrogative contexts. For example, you might say, "There isn't much time left," or "How much sugar do you need?" It typically modifies uncountable nouns, emphasizing the extent or amount rather than the number of items.
The word either can be an adjective. Another word to use is whichever.
It is an adverb.
spreading
When using an adjective to describe one thing, use the positive degree. (Wikipedia)
attractive
Tattered is a verbal (past tense, past participle) that can be used as an adjective, much moreso than its use as a verb (to tatter).
Much can be an adjective or adverb, and more rarely a noun. There isn't much time. (adjective) These seeds are much smaller. (adverb) He didn't eat much. (noun)
Well, a lot is actually two words. The word "a" is an adjective and the word lot could be an adjective the way you use it. The words "a lot" are actually informal substations for the words many and much.
The adjective form for the verb to use is the past participle, used (a used car).The adjective form for the noun use is useful(useful information).
Happy is already an adjective.
Yes, you can use the adjective dramatic.
more, most
Yes, It Almost Has The Meaning As The Adjective.
Yes, the term 'untidy clothes' is a correct use of the adjective.
"Obsolete" is an adjective. It describes something that is no longer in use or outdated.
a good adjective is ugly
the adjective is captive - the noun is captivity