take an oath

accept agree defend endorse recognize support

accede acquiesce allow approve certify grant own ratify uphold yield

attest to defer to subscribe to

contradict decline deny disagree disapprove dispute oppose protest refuse reject renounce

condemn disallow disavow invalidate veto

abjure disregard forswear ignore repudiate

affirm agree assure commit declare ensure guarantee vow

accede affiance assent bargain betroth bind compact consent contract covenant engage espouse hock insure mortgage obligate pass pawn pledge plight profess secure stipulate subscribe swear undertake underwrite vouch warrant

answer for asseverate cross heart live up to say so string along swear on bible swear up and down

deny disavow

break break off disagree disapprove dissent divorce enlarge give up let go loose loosen lose protest refuse reject release unfasten untie

discourage renege

affirm assert depose testify vow

attest avow covenant maintain plight promise state trust vouch warrant

cross one's heart depend on give one's word give witness have confidence in make an affidavit pledge oneself rely on say so state under oath swear by swear to God swear up and down

deny

break condemn renounce

affirm approve call for ensure explain necessitate permit require stipulate undertake uphold

argue assert assure attest avouch back certify claim commission contend declare defend delegate demand empower endorse entitle excuse guaranty insure license maintain pledge privilege promise sanction secure sponsor state swear underwrite vindicate vow

answer for bear out give grounds for stand behind vouch for

deny disallow refuse reject

abandon break desert disapprove disavow disclaim discourage give up hurt ignore invalidate leave question retract surrender unauthorize