English
acquaintanceless
From acquaintance + -less.
Formed from acquaintance + -less
Early Medieval Latin accognitāre
Old French acointier ‘to acquaint’
Anglo-Norman aquaintaunce
Middle English aqueyntaunce ‘Friendship, intimacy’
English acquaintance
Today it means
adj Without acquaintances, without an acquaintance.
Language periods are conventional ranges, not dates for this word.
Etymograph / acquaintanceless