Where does “frightable” come from?

frightable (English) comes 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, from Proto-Indo-European -lós — Forms agent nouns from verbal roots.

frightable (English): Capable of being frightened

Definitions

  1. Capable of being frightened

Ancestry of “frightable”, step by step

frightable traces back through two separate lines of ancestry.

via English able

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

via English fright

StepLanguageWordMeaning
1EnglishfrightA state of terror excited by the sudden...
2Middle EnglishfrightAlternative form of frith; A fright or scare
3Old EnglishfryhtuAlternative form of fyrhtu: fright
4Old Englishfyrhtufright
5Proto-West Germanicfurhtīfright, fear
6Proto-Germanicfurhtį̄fear, fright
7Proto-Indo-Europeanperǵ-
Every word from Proto-Indo-European -lós