abacot

Etymology
From a series of mistranscriptions and misprints, from "a bycoket" to "a bicoket" to "abocoket" to "abocoke" to, at last, "abacot".

Noun

 * 1) * 1822, Lee Gibbons (William Bennett), Malpas; Or Le Poursuivant D'Amour. A Romance, Etc, page 71:
 * On his head du Chatelet wore an abacot, or cap of state, looped at one side with a jewelled button.
 * On his head du Chatelet wore an abacot, or cap of state, looped at one side with a jewelled button.