bequiet

From be- +‎ quiet.

bequiet (third-person singular simple present bequiets, present participle bequieting, simple past and past participle bequieted)

1. (transitive) To make quiet or still; silence; becalm; bestill.
   • 1910, Journal of the Royal Society of Arts, volume 58, Page, published 1020:

     [...] that has formed almost without observation on the arena, begins chanting, in regular Gregorian mood, a metrical version of the story ; and this calls back the audience to itself, and, imperceptibly, at last soothes and bequiets it again.

• bequieting

• quieten