72 entries under expression topic. ×

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i' faith(idiom, affirmation)
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in all conscience(idiom, affirmation)
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in earnest(idiom, affirmation)
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in fact(idiom, affirmation)
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in sadness(idiom, affirmation)
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in sober sadness(idiom, affirmation)
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in truth(idiom, affirmation)
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kiss the book(idiom, affirmation)
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legal instrument
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legal pledge(idiom, affirmation)
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lock on(noun, support, security, pledge)
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make a vow
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make an affidavit(idiom, affirmation)
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make oath(idiom, affirmation)
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obscene word(vulgarity, swearword)
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of a truth(idiom, affirmation)
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official declaration
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piece of paper(noun, idiom, understanding, arrangement)
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rain or shine(noun, idiom, support, security)
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rude reproach(idiom, malediction)
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APASmart Define. (2015). oath thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/oath/thesaurus/synonyms
ChicagoSmart Define. 2015. "oath thesaurus" https://smartdefine.org/oath/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, oath thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/oath/thesaurus/synonyms>.
MLASmart Define. "oath thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/oath/thesaurus/synonyms>