Noun is the only part of speech for driver.
No, a word cannot be two parts of speech at the same time. A word has a specific part of speech based on its function in a sentence, such as noun, verb, adjective, etc.
The word appropriate has two parts of speech. It can be an adjective and a verb.
The word "cheek" is a noun. It refers to either of the two fleshy parts on a person's face below the eyes.
They'll is contraction of two parts of speech, they (pronoun) and will (verb).
Couple is a noun (a pair) and a verb (to pair).
No, a word cannot be two parts of speech at the same time. A word has a specific part of speech based on its function in a sentence, such as noun, verb, adjective, etc.
The word appropriate has two parts of speech. It can be an adjective and a verb.
Verb and noun
Who'll is a contraction of two parts of speech, who (pronoun) and will (auxiliary verb).
The word across is actually two parts of speech. It is both a preposition (he traveled across the world) and an adverb (Jane could not get her message across).
Words are classified as parts of speech based on their function as a word. If they are classified based on their role in the sentence, they are parts of a sentence. (there is not much difference between the two, but there is a difference)
I'll is a contraction of two parts of speech, I and will. I is a pronoun, and will is a verb.
The word "worn" belongs to two parts of speech. It is the past participle of the irregular verb "to wear". It can also be used as an adjective, e.g. "Her clothes looked worn and shabby".
Quite is an adverb; interesting is an adjective.
What "part of speech" is the word "said?"
The word "cheek" is a noun. It refers to either of the two fleshy parts on a person's face below the eyes.
They'll is contraction of two parts of speech, they (pronoun) and will (verb).