3
oath(noun, assurance, warrant)
2
assurance(noun, warrant)
2
faith(noun, assurance, warrant)
2
guarantee(noun, assurance, warrant)
2
pledge(noun, assurance, warrant)
2
plight(noun, assurance, warrant)
2
troth(noun, assurance, warrant)
2
vow(noun, assurance, warrant)
2
warrant(noun, assurance)
2
warranty(noun, assurance, warrant)
1
affidavit
1
asseveration
1
averment
1
deposition
1
manifesto
1
parole
1
position paper
1
word
0
acknowledgment
0
adjuration
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APASmart Define. (2015). solemn declaration thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/solemn_declaration/thesaurus/synonyms
ChicagoSmart Define. 2015. "solemn declaration thesaurus" https://smartdefine.org/solemn_declaration/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, solemn declaration thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/solemn_declaration/thesaurus/synonyms>.
MLASmart Define. "solemn declaration thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/solemn_declaration/thesaurus/synonyms>