54 entries under noun topic. ×

2
approval
2
confirmation(disagreement, opposition, proof, validation)
2
permission
2
support
1
action(stop, end, cease, inaction)
1
allowance
1
arrangement
1
establishment
0
advocacy
0
affirmation
0
agreement
0
allegation
0
applause
0
appreciation
0
approbation
0
assertion
0
assurance
0
attestation
0
authentication
0
averment
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APASmart Define. (2015). cancellation thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/cancellation/thesaurus/antonyms
ChicagoSmart Define. 2015. "cancellation thesaurus" https://smartdefine.org/cancellation/thesaurus/antonyms (accessed September 30, 2026).
HarvardSmart Define 2015, cancellation thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/cancellation/thesaurus/antonyms>.
MLASmart Define. "cancellation thesaurus" 9 April 2015. Web. 30 September 2026. <https://smartdefine.org/cancellation/thesaurus/antonyms>