Where does “riseable” come from?

riseable (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.

Ancestry of “riseable”, step by step

riseable 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 rise

StepLanguageWordMeaning
1EnglishriseTo move, or appear to move, physically upwards...
2Middle Englishrisento rise
3Old Englishrīsanto rise; to seize, carry off
4Proto-West Germanic*rīsanto scale; move vertically (either up or down)
5Proto-Germanicrīsanąto scale; move vertically; to rise
6Proto-Indo-Europeanh₁rey-to arise, arise; to rise, arise; to rise; arise
Every word from Proto-Indo-European -lós
riseable — Etymology, Origin & Word History | Etymology Explorer