What is your first language? It may be easier to give examples in your native language instead of giving you unfamiliar words.
The actual definitions of these words?
Noun-any member of a class of words that are formally distinguished in many languages, as in English, typically by the plural and possessive endings and that can function as the main or only elements of subjects or objects, as cat, belief, writing, Ohio, darkness. Nouns are often thought of as referring to persons, places, things, states, or qualities. also The part of speech that is used to name a person, place, thing, quality, or action and can function as the subject or object of a verb, the object of a preposition, or an appositive.
Verb-any member of a class of words that are formally distinguished in many languages, as in English by taking the past ending in -ed, that function as the main elements of predicates, that typically express action, state, or a relation between two things, and that (when inflected) may be inflected for tense, aspect, voice, mood, and to show agreement with their subject or object.
Adjective-a word used to describe a noun, also The part of speech that modifies a noun or other substantive by limiting, qualifying, or specifying and distinguished in English morphologically by one of several suffixes, such as -able, -ous, -er, and -est, or syntactically by position directly preceding a noun or nominal phrase.
Adverb-any member of a class of words that in many languages are distinguished in form, as partly in English by the ending -ly, or by functioning as modifiers of verbs or clauses, and in some languages, as Latin and English, also as modifiers of adjectives or other adverbs or adverbial phrases, as very, well, quickly. Adverbs typically express some relation of place, time, manner, attendant circumstance, degree, cause, inference, result, condition, exception, concession, purpose, or means.
Do you have any specific questions about any of these parts of speech?
Oh and definition is spelled "definition".