cross one's heart

Strong matches

• acknowledge
• admit
• affirm
• allow
• assert
• aver
• avouch
• concede
• confess
• declare
• grant
• maintain
• proclaim
• swear

Weak matches

• own up
• swear on bible
• swear up and down

Strongest matches

• buy
• maintain

Strong matches

• assume
• aver
• consider
• credit
• deem
• entertain
• esteem
• feel
• judge
• okay
• presume
• reckon
• regard
• sense
• think
• view

Weak matches

• bet bottom dollar
• have hunch
• have sneaking suspicion
• lap up
• lay money on
• set store by
• swear by
• swear up and down
• take as gospel truth
• take stock in

Strongest matches

• affirm
• assert
• depose
• testify
• vow

Strong matches

• attest
• avow
• covenant
• maintain
• plight
• promise
• state
• trust
• vouch
• warrant

Weak matches

• 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
• take an oath

Strongest matches

• announce
• argue
• assert
• declare
• depose
• indicate
• swear

Strong matches

• affirm
• attest
• bespeak
• betoken
• certify
• corroborate
• demonstrate
• depone
• evince
• mount
• prove
• show
• sing
• state
• warrant
• witness

Weak matches

• bear witness
• give evidence
• give facts
• give one's word
• make evident
• point to
• say so
• stand up for
• swear to
• swear up and down
• token

Strongest matches

• affirm
• assure
• declare
• promise
• swear

Strong matches

• consecrate
• covenant
• dedicate
• devote
• pledge
• plight
• testify
• vouch
• warrant

Weak matches

• give word of honor
• swear up and down
• undertake solemnly