Adjectives Verbs Nouns Adverbs

Sometimes I get confused, I don't know exactly when a word is an adjective, verb, noun or adverb. For this reason I'm going to type a list of words to remember.

Adjective Verb Noun Adverb
aware be aware awareness
bribe bribe
helplessness
fussy (exigente) demand/call for
hate hatred (odio)
true truth
protest
worship
fast
secluded /isolated isolate isolation
good well


I think you can do something like that to improve your language.