Quick, Speed
Yes, fastest is the superlative form of the adjective fast.
full
It can be either, because there is no adverb form (fastly) for speed.A fast car (adjective)He drove fast (adverb)
no, fast is an adjective.
"Fast" can function as both an adjective and an adverb. As an adjective, it describes something that moves quickly, such as "a fast runner." As an adverb, it describes the manner of an action, as in "She runs fast."
The word 'comparative' is both an adjective and a noun.The noun 'comparative' is a word for the middle degree of an adjective or adverb; a thing equivalent to another.Example: The comparative of the adjective short is shorter.The noun form of the adjective 'comparative' is comparativeness.
gone,no more
great
Yes. Example: He bought a fast car. Fast is an adjective describing car.
The adjective in this sentence is "fast"; "really" acts as an adverb.
Speedy is a specific adjective
Yes it is. An adjective is a word that describes a noun. For example, I have a fast computer.It can also be an adverb, as in "He runs fast."Another use of the adjective or adverb is to mean tight or tightly (held fast).In a separate usage, fast is a verb (to not eat, to abstain).