Where does “unfeignable” come from?

unfeignable (English) comes from English feignable, 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.

unfeignable (English): Not feignable

Definitions

  1. Not feignable

Ancestry of “unfeignable”, step by step

unfeignable traces back through two separate lines of ancestry.

via English feignable

StepLanguageWordMeaning
1EnglishfeignableAble to be feigned
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

Words derived from “unfeignable

Every word from Proto-Indo-European -lós