120 entries under expression topic. ×

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balance due(noun, balance, capital, liability)
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bar sinister(burden, responsibility)
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be answerable for(idiom, promise)
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be bound to(idiom, duty)
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be incumbent(idiom, duty)
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be obliged to
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be responsible(idiom, duty)
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be sponsor for(idiom, duty)
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be virtuous(idiom, duty)
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bearer debenture
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binding agreement
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black eye(burden, responsibility)
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blank check(order, command, directive)
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bless one's stars(idiom, gratitude)
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bottom line(outlay, expenditure, disbursement)
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carte blanche(order, command, directive)
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casus foederris(idiom, conditions)
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clerical work
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code of behavior(idiom, procedure, etiquette, rules)
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contract an obligation(idiom, promise)
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APASmart Define. (2015). obligation thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/obligation/thesaurus/synonyms
ChicagoSmart Define. 2015. "obligation thesaurus" https://smartdefine.org/obligation/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, obligation thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/obligation/thesaurus/synonyms>.
MLASmart Define. "obligation thesaurus" 22 December 2015. Web. 24 September 2026. <https://smartdefine.org/obligation/thesaurus/synonyms>