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incumbent on(expression, adjective, obedient, conscientious, well-behaved)
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ingratiating(respectful, admiring, reverent)
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ingratiatory(respectful, admiring, reverent)
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innocent
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insinuating(respectful, admiring, reverent)
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insinuative(respectful, admiring, reverent)
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intentive(attentive, observant)
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just
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laudable
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mannerly(deferential, reverent, reverential)
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meritorious
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microscopic(careful, thorough, scrupulous)
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nitpicking(careful, thorough, scrupulous)
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noble
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obligatory(adjective, obedient, well-behaved)
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observative(considerate, attentive, observant)
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observing(attentive, observant)
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painstaking(careful, thorough, scrupulous)
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particular(careful, thorough, scrupulous)
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persnickety(careful, thorough, scrupulous)
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APASmart Define. (2015). duteous thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/duteous/thesaurus/synonyms
ChicagoSmart Define. 2015. "duteous thesaurus" https://smartdefine.org/duteous/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, duteous thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/duteous/thesaurus/synonyms>.
MLASmart Define. "duteous thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/duteous/thesaurus/synonyms>