English
knowability
From know + -ability.
A compound of know + -ability
Proto-Germanic *knēaną ‘to know’
Proto-West Germanic *knāan ‘to recognise’
Old English cnāwan ‘to know’
Middle English knowen ‘to know’
English know
Today it means
noun The quality or state of being knowable.
Language periods are conventional ranges, not dates for this word.
Etymograph / knowability