acquaint

Etymology

From Middle English aqueynten, acointen, from Old French acointier, from Early Medieval Latin accognitāre, from Late Latin accognitus, past participle of accognoscō, from Latin cognoscō, from nōscō. See also quaint, know.

verb

1. (transitive, followed by with) To furnish or give experimental knowledge of; to make (one) know; to make familiar.
   I think you should acquaint him with the realities of the situation.
2. (transitive, archaic, followed by of or that) To communicate notice to; to inform; let know.
   I had almoſt forgotten to acquaint your honor, that one major Alford (who was in mr. Love's conſpiracy) was of the graund inqueſt at Saliſbury, and was very zealous in his highneſſe ſervice here, and his good affection and wiſe carriage here, did much advantage the buſſineſe. 21 April 1655, “Mr. Ja. Nutley to ſecreary Thurloe.”, in A Collection of the State Papers of John Thurloe, Eſq;[…], volume III, London: […] the Executor of the late Mr. Fletcher Gyles; Thomas Woodward,[…] Charles Davis,[…], published 1742, page 399
3. (transitive, obsolete) To familiarize; to accustom.
   October 2 1642, Isaac Basire, letter to John Evelyn What success it may further have I shall acquaint you at my coming over

adj

1. (obsolete) Acquainted.