Part of speech:
Very old; ancient
Of, relating to, or occurring at the beginning; first:
The definition of primeval is a person or thing from the earliest times.
The definition of first is someone or something that happens or acts before any others.
(Not comparable) Pioneering.
The definition of stale is something that is old or no longer fresh or new.
Adult in age, experience, etc.
An ironic way to start (often after my) addressing an inferior.
Distant in time:
Recent ""” relative to the noun it modifies.
Lacking experience; immature:
New to one's experience; not encountered before:
Find another word for oldest. In this page you can discover 22 synonyms, antonyms, idiomatic expressions, and related words for oldest, like: hoariest, most aged, initial, earliest, primeval, first, original, stalest, shrewdest, maturest and greatest.