What is the Latin word for yawn?

The usual Latin words for “yawn” are ōscitō, dormītō, oscĭtātĭo; also ōscitanter. The right choice depends on the sense; see the distinctions below.

English → Latin

“yawn” in Latin

ōscitōto open one's mouth, gape; to open out, unfold; to gape with weariness, yawn dormītōto slumber; to feel sleepy, drowsy; to do nothing oscĭtātĭoan opening of the mouth wide ōscitanterlistlessly, sleepily

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

yawn v.

oscitare (Cic.): oscitari (Auct. ad Her.): dormitare (a sign of sleepiness). To yawn aloud, clare oscitare (Gell.).

yawn s.

oscitatio. With a yawn, oscitanter.

Quick answer

What is the Latin word for yawn?: The usual Latin words for “yawn” are ōscitō, dormītō, oscĭtātĭo; also ōscitanter. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.