55 entries under fickle topic. ×

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extracurricular(untrustworthy, unprincipled, dirty-dealing)
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fair-weather(untrustworthy, unprincipled)
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faithless(untrustworthy, unprincipled, dirty-dealing)
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falsehearted(untrustworthy, unprincipled, recreant, dirty-dealing)
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fly by night(expression, idiom, untrustworthy, unprincipled)
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foresworn(untrustworthy, unprincipled, dirty-dealing)
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inconstant(untrustworthy, unprincipled)
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lying(untrustworthy, unprincipled, dirty-dealing)
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mercentary(untrustworthy, unprincipled, dirty-dealing)
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moonlighting(untrustworthy, unprincipled, dirty-dealing)
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not true to(expression, idiom, untrustworthy, unprincipled)
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of bad faith(expression, idiom, untrustworthy, unprincipled)
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perfidious(untrustworthy, unprincipled, dirty-dealing)
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perjurious(untrustworthy, unprincipled, dirty-dealing)
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polygamous(untrustworthy, unprincipled)
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quicksilver(untrustworthy, unprincipled, dirty-dealing)
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snake in grass(expression, idiom, untrustworthy, unprincipled)
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stop-at-nothing(untrustworthy, unprincipled, dirty-dealing)
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stop at nothing(expression, idiom, untrustworthy, unprincipled)
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traitorous(untrustworthy, unprincipled, dirty-dealing)
13 years ago|1.2k views|share |citing 
APASmart Define. (2013). sub-rosa thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/sub-rosa/thesaurus/synonyms
ChicagoSmart Define. 2013. "sub-rosa thesaurus" https://smartdefine.org/sub-rosa/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2013, sub-rosa thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/sub-rosa/thesaurus/synonyms>.
MLASmart Define. "sub-rosa thesaurus" 28 June 2013. Web. 26 September 2026. <https://smartdefine.org/sub-rosa/thesaurus/synonyms>