120 entries under expression topic. ×

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physical energy(noun, power, strength, energy)
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physical force(noun, burden, weight, gravity)
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power of attorney(noun, idiom, authority, job)
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pressure cooker(noun, trouble, force, strain)
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satisfy a duty(idiom, duty)
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satisfy an obligation(idiom, duty)
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savoir gr(idiom, gratitude)
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stern necessity(idiom, necessity)
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string attached(condition, requirement, proviso)
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strong arm(noun, power, strength, energy)
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take upon oneself(idiom, duty)
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taking care of business(noun, idiom, work, charge)
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thank one's stars(idiom, gratitude)
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thank you note(noun, idiom, appreciation, gratitude)
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tiger by the tail(noun, idiom, force, pressure)
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tour of duty(noun, idiom, action, work)
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try this
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what it takes(noun, idiom, power, strength)
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what must be(idiom, necessity)
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word of honor(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>