Where does “forecastable” come from?

forecastable (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.

forecastable (English): Capable of being forecast; predictable

Definitions

  1. Capable of being forecast; predictable

Ancestry of “forecastable”, step by step

forecastable 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 forecast

StepLanguageWordMeaning
1EnglishforecastTo estimate how something will be in the future;...
2Middle Englishforecast

Words derived from “forecastable

Every word from Proto-Indo-European -lós