| 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 |
| any member of a class of words that in many languages are distinguished in form, as partly in English by having comparative and superlative endings, or by functioning as modifiers of nouns, as good, wise, perfect. |
A brief exclamation, often containing only one word: “Oh!” “Gee!” “Good grief!” “Ouch!”