Where does “unblemishable” come from?

unblemishable (English) comes from English blemishable, 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.

unblemishable (English): That cannot be blemished

Definitions

  1. That cannot be blemished

Ancestry of “unblemishable”, step by step

unblemishable traces back through two separate lines of ancestry.

via English blemishable

StepLanguageWordMeaning
1EnglishblemishableCapable of being blemished
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 →