1
argue(verb, state, show, sign, confirm)
1
assent(verb, authorize)
1
assert(verb, show, confirm, prove, appear)
1
authorise
1
avouch
1
back(verb, secure, approve, sanction, endorse)
1
bear witness(verb, expression, state, show, sign)
1
bespeak(verb, state, sign, confirm, indicate)
1
betoken(verb, state, sign, confirm, indicate)
1
bill
1
billet
1
bond(verb, guarantee)
1
calligram
1
calling card
1
catchword
1
check
1
chip
1
chop
1
christcross
1
cipher
11 years ago|4k views|share |citing 
APASmart Define. (2015). countersign thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/countersign/thesaurus/synonyms
ChicagoSmart Define. 2015. "countersign thesaurus" https://smartdefine.org/countersign/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, countersign thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/countersign/thesaurus/synonyms>.
MLASmart Define. "countersign thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/countersign/thesaurus/synonyms>