53 entries under immoral topic. ×
| untrustworthy(adjective, false, careless, foolish, uncertain) | |
| fickle(adjective, careless, foolish, dishonest) | |
| undependable(adjective, false, careless, foolish, uncertain) | |
| unreliable(adjective, false, careless, foolish, uncertain) | |
| shady(adjective, bad, wrong, uncertain, dishonest) | |
| slippery(adjective, bad, wrong, informal, false) | |
| capricious(adjective, false, careless, loose, foolish) | |
| unstable(adjective, careless, loose, foolish, uncertain) | |
| disreputable(adjective, bad, wrong, dubious) | |
| unprofessional(adjective, wrong, unreliable, shady) | |
| dishonest(adjective, bad, wrong, false) | |
| flighty(adjective, careless, thoughtless, reckless) | |
| scatterbrained(adjective, careless, thoughtless, reckless) | |
| crooked(adjective, bad, wrong, false, dishonest) | |
| fishy(wrong, uncertain, doubtful, unsure) | |
| loose(careless, thoughtless, sloppy, unreliable) | |
| sharp(adjective, bad, wrong, false, dishonest) | |
| slick(wrong, dishonest, dubious, suspicious) | |
| sneaky(adjective, bad, wrong, false, dishonest) | |
| two-faced(adjective, bad, wrong, false, dishonest) |
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| APA | Smart Define. (2016). fly-by-night thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/fly-by-night/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "fly-by-night thesaurus" https://smartdefine.org/fly-by-night/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2016, fly-by-night thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/fly-by-night/thesaurus/synonyms>. |
| MLA | Smart Define. "fly-by-night thesaurus" 26 February 2016. Web. 30 September 2026. <https://smartdefine.org/fly-by-night/thesaurus/synonyms> |