silence (v.)
force to remain in silence, keep under restraint
2H4 V.ii.97 [Lord Chief Justice to King Henry V] imagine me taking your part, / And in your power soft silencing your son
H8 I.i.97 [Abergavenny to Norfolk, of the French ambassador] Is it therefore / Th'ambassador is silenced? [i.e. not allowed to be present at court]