Weather is a noun. It names a thing.
Weathered is a past tense verb.
Hope is a verb and a noun.Verb: I hope that the weather clears up.Noun: I'm not holding out any hope that the weather will clear up.
part of speech
The word weather may be a noun, e.g. "It looks like we're in for stormy weather." It may also be a verb, e.g. "These clothes did not weather the rigours of being put through the washing machine at all well."
Adjective
A noun
Weathered is a past tense verb.
Dangerous is an adjective.
Cold is a noun and an adjective. Noun: I have a cold. Adjective: Expect cold weather.
Hope is a verb and a noun.Verb: I hope that the weather clears up.Noun: I'm not holding out any hope that the weather will clear up.
Shorts is a noun (short pants worn in warm weather).
part of speech
The part of speech for this particular word is a noun.
adverb
what part of speech is work
what part of speech is beneath
The word weather may be a noun, e.g. "It looks like we're in for stormy weather." It may also be a verb, e.g. "These clothes did not weather the rigours of being put through the washing machine at all well."