Ripe
Old English rīpe, of West Germanic origin; related to Dutch rijp and German reif .
wiktionary
From Middle English ripe, rype, from Old English rīpe(“ripe, mature”), from Proto-West Germanic *rīpī, from Proto-Germanic *rīpijaz, *rīpiz, from Proto-Indo-European *h₁reyb-(“to snatch”). Cognate with West Frisian ryp(“ripe”), Dutch rijp(“ripe”), German reif(“ripe”). Related to reap.
From Middle English ripe, from Latin ripa.
(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)
etymonline
ripe (adj.)
Old English ripe, of grain, fruit, seed, a field, "ready for reaping, mature," of animals used as food, "fit for eating," from West Germanic *ripijaz (source also of Old Saxon ripi, Middle Dutch ripe, Dutch rijp, Old High German rifi, German reif); related to Old English repan "to reap" (see reap).
Usually explained as "fit for reaping," in which case it would have been originally of grains and extended to all fruit. Figurative use by c. 1200. As "full-grown, developed, finished" (a ripe age) by late 14c. The meaning "ready for some action or effect" (as in the time is ripe) is from late 14c. Of lips, the mouth, "round and full, like ripe fruit," by 1580s. Related: Ripely. The proverb soon ripe, soon rotten is attested by 1540s.
