Synonyms|120Antonyms|0|Broader|0Narrower|0Related|36
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bad
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bigamous(fickle, untrustworthy, unprincipled)
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changeful(fickle, untrustworthy, unprincipled, dirty-dealing)
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committing perjury(expression, fickle, untrustworthy, unprincipled, dirty-dealing)
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counterfeit
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depraved
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dirty-dealing(fickle, untrustworthy, unprincipled)
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dirty dealing(expression, fickle, untrustworthy, unprincipled, dirty-dealing)
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double-dealing(fickle, untrustworthy, unprincipled, dirty-dealing)
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double dealing(expression, fickle, untrustworthy, unprincipled, dirty-dealing)
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duplicitous(fickle, untrustworthy, unprincipled)
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erroneous
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evil
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extracurricular(adjective, fickle, untrustworthy, unprincipled, unfaithful)
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extramarital
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fair-weather(fickle, untrustworthy, unprincipled)
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falsehearted(fickle, untrustworthy, unprincipled, dirty-dealing)
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faulty
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fly by night(expression, idiom, fickle, untrustworthy, unprincipled)
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hobby(noun, diversion, subsidiary, pastime)
11 years ago|1.2k views|share |citing 
APASmart Define. (2015). moonlighting thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/moonlighting/thesaurus/synonyms
ChicagoSmart Define. 2015. "moonlighting thesaurus" https://smartdefine.org/moonlighting/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, moonlighting thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/moonlighting/thesaurus/synonyms>.
MLASmart Define. "moonlighting thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/moonlighting/thesaurus/synonyms>