I cannot tell you how disappointed I am, after all the pains I took in breaking you in and making you acquainted with my ideals.
He insisted that no one could expect more than, by stubbornness or luck, to have the kind of work he enjoyed and an ability to become better acquainted with the facts of that work than the average job-holder.
There are no more uses of "acquaint" in the book.
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You should acquaint yourself with the new computer program.
One of the objectives in my literature class is to acquaint my students with different cultures.