Where does “ungreenable” come from?

ungreenable (English) comes from English greenable, from English able, from Middle English able, from Old French able, from Latin habilis, from Latin -ilis, from Proto-Italic -elis, from Proto-Indo-European -elis — Forms agent nouns from verbal roots.

ungreenable (English): That does not turn green

Definitions

  1. That does not turn green

Ancestry of “ungreenable”, step by step

ungreenable traces back through two separate lines of ancestry.

via English greenable

StepLanguageWordMeaning
1EnglishgreenableCapable of turning green
2EnglishableEasy to use; Suitable; competent; Liable to
3Middle Englishablecapable, expert, qualified, skilful, competent
4Old Frenchableable; capable
5Latinhabilisable to have/possess/maintain; having sufficient...
6Latin-ilis-ile
7Proto-Italic-elis—
8Proto-Indo-European-elis—
9Proto-Indo-European-lósForms agent nouns from verbal roots

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European -lós →Every word from Latin -ilis →Every word from Latin habilis →