acquaint
Pronunciation: /əˈkweɪnt/
verb

Origin:
Middle English: from Old French acointier 'make known', from late Latin accognitare, from Latin accognoscere, from ad- 'to' + cognoscere 'come to know'

Spelling help
Remember that acquaint and the related word acquaintance are part of a set of words that begin with acqu-. Other words that are spelled acqu- include acquiesce, acquire, and acquit.