Synonyms|412Antonyms|83|Broader|4Narrower|1Related|376

60 entries under beneficial topic. ×

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fitting(adjective, happy, fortunate, opportune)
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forward-looking(helpful, optimistic)
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friendly(useful, advantageous)
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improving(useful, advantageous)
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incidental(adjective, happy, fortunate, opportune)
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invaluable(useful, advantageous)
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meet(adjective, happy, fortunate, opportune)
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neighborly(useful, advantageous)
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of use(expression, useful, advantageous)
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opportune(adjective, happy, fortunate, lucky)
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pragmatic(useful, advantageous)
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promising(adjective, happy, fortunate, opportune)
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proper(adjective, happy, fortunate, opportune)
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propitious(adjective, happy, fortunate, opportune)
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reasonable(sound, sensible, rational, wise, shrewd)
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serendipitous(useful, advantageous)
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supportive(useful, advantageous)
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sympathetic(useful, advantageous)
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utilitarian(useful, advantageous)
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well-timed(adjective, happy, fortunate, opportune)
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APASmart Define. (2015). efficacious thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/efficacious/thesaurus/synonyms
ChicagoSmart Define. 2015. "efficacious thesaurus" https://smartdefine.org/efficacious/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, efficacious thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/efficacious/thesaurus/synonyms>.
MLASmart Define. "efficacious thesaurus" 13 October 2015. Web. 28 September 2026. <https://smartdefine.org/efficacious/thesaurus/synonyms>