English words have been traditionally classified into eight lexical categories, or parts of speech (and are still done so in most dictionaries):
Noun any abstract or concrete entity; a person (police officer, Michael), place (coastline, London), thing (necktie, television), idea (happiness), or quality (bravery)
Pronoun any substitute for a noun or noun phrase (them)Adjectiveany qualifier of a noun or pronoun (big)
Verb any action (walk), occurrence (happen), or state of being (be)
Adverbany qualifier of an adjective, verb, clause, sentence, or other adverb (very)
Prepositionany establisher of relation and syntactic context (in)
Conjunctionany syntactic connector (and)
Interjectionany emotional greeting (or "exclamation") (ow)
