Where does “saturatable” come from?

saturatable (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 “saturatable”, step by step

saturatable 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 saturate

StepLanguageWordMeaning
1EnglishsaturateTo cause to become completely impregnated, or...
2Latinsaturatussated, satisfied
3LatinsaturoI fill to repletion, sate, satisfy
4Latinsaturfull, sated; well-fed, replete; saturated
5Proto-Indo-Europeanseh₂-to satiate, satisfy
Every word from Proto-Indo-European -lósEvery word from Latin -ilisEvery word from Latin habilis