unsay
The origin and history of unsay.
Etymology
The word passed into English through Middle English unseyen, unseien, which developed from Old English onseċġan ("to deny, renounce"), itself from Proto-West Germanic *andasaggjan ("to unsay, renounce, deny"), made up of un- and say. It is cognate with Dutch ontzeggen ("to deny") and German entsagen ("to renounce, abjure").