English
acquaintant
From acquaint + -ant.
A compound of acquaint + -ant
Proto-Indo-European *ǵneh₃- ‘to recognise’
…
Late Latin accognitus ‘recognized, known’
Early Medieval Latin accognitāre
Old French acointier ‘get to know’
Middle English aqueynten
English acquaint
Today it means
noun An acquaintance.
Language periods are conventional ranges, not dates for this word.
Etymograph / acquaintant