Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb ripen

2 senses of ripen

Sense 1
ripen, mature -- (cause to ripen or develop fully; "The sun ripens the fruit"; "Age matures a good wine")
       => change, alter, modify -- (cause to change; make different; cause a transformation; "The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue")

Sense 2
ripen -- (grow ripe; "The plums ripen in July")
       => mature, maturate, grow -- (develop and reach maturity; undergo maturation; "He matured fast"; "The child grew fast")