Old, mature; ancient.

Fully grown, adult; (sexually) mature. Obsolete.

= ripened, adj. Also as the second element in compounds, as fore-riped, full-riped, house-riped, etc.

thriven; grown up, adult.

Grown up, full-grown, adult. little waxen, young.

Of a person: fully developed in body or mind; mature, fully grown; (also) †marriageable (obsolete). Cf. sense A. 8a.

Advanced in growth, grown; grown up. Now only in combination, as ill-thriven (Sc. ill-three'n).

Advanced (in years); mature, adult.

Of a person or animal: having increased in size, stature, or maturity through natural growth; grown, grown up; mature. See also big boy, n. 1a, big…

Mature; ripened, softened; made mellow, esp. as the result of age.

That is adult, or an adult; grown to maturity.

That is of full or mature age; = full-aged, adj.

Of (a part of) an animal or plant: mature, developed, full-grown.

Ripe, mature.

(un-, prefix1 affix 1.)

Not immature.

Somewhat mature; (euphemistic) middle-aged.