Where does “ungrene” come from?

ungrene (Middle English) comes from Old English grēne, from Proto-West Germanic grōnī, from Proto-Germanic grōniz, from Proto-Indo-European ǵʰreh₁- — to become green, grow; to grow; to green, to grow.

Ancestry of “ungrene”, step by step

ungrene traces back through two separate lines of ancestry.

via Old English grēne

StepLanguageWordMeaning
1Old Englishgrēnegreen
2Proto-West Germanicgrōnīgreen
3Proto-Germanicgrōnizgreen
4Proto-Indo-Europeanǵʰreh₁-to become green, grow; to grow; to green, to grow

via Old English ungrēne

StepLanguageWordMeaning
1Old Englishungrēnenot green

Words derived from “ungrene

Every word from Proto-Indo-European ǵʰreh₁-Every word from Proto-Germanic grōnizEvery word from Proto-West Germanic grōnī