ac·qui·esce /ˌa-kwē-'es/ vi -esced, -esc·ing: to accept, comply, or submit tacitly or passively— often used with in and sometimes with toac·qui·es·cence /ˌa-kwē-'es-əns/ n
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.
abide, accede, accept, acknowledge, admit, agree, agree to, allow, assent, be willing, bow to, comply, concede, concur, conform, consent, cooperate, defer to, give in, grant, obey, observe, ratify, receive, recognize, relent, resign oneself, sanction, submit, subscribe to, succumb, suffer, surrender, tolerate, yield
abide, accede (concede), accept (admit as sufficient), accept (assent), admit (concede), agree (comply), allow (endure), assent, bear (tolerate), coincide (concur), concede, concur (agree), confirm, consent, defer (yield in judgment), grant (concede), obey, observe (obey), pass (approve), relent, sanction, submit (yield), succumb, suffer (permit), surrender (yield), tolerate, vouchsafe, yield (submit)
Burton's Legal Thesaurus. William C. Burton. 2006
v.To accept without protest; to give implied consent by silence.n.acquiescence See also laches
The Essential Law Dictionary. — Sphinx Publishing, An imprint of Sourcebooks, Inc. Amy Hackney Blackwell. 2008.