- Definitions|1
- Thesaurus|219
- Abbreviations|0
| immorally(adverb, dishonestly) | |
| indirectly | |
| insecurely | |
| insincerely(adverb, dishonestly) | |
| malevolently(adverb, deceitfully, fraudulently, untruthfully) | |
| maliciously(adverb, deceitfully, fraudulently, untruthfully) | |
| menacingly(adverb, dangerously) | |
| misleadingly | |
| mutinously(adverb, disobediently) | |
| ominously(adverb, dangerously) | |
| precariously | |
| rebelliously(adverb, disobediently) | |
| riskily | |
| roguishly(adverb, deceitfully, fraudulently, untruthfully) | |
| rottenly | |
| seditiously(adverb, disobediently) | |
| shakily | |
| subversively(adverb, disobediently) | |
| threateningly(adverb, dangerously) | |
| traitorly |
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| APA | Smart Define. (2015). treacherously thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/treacherously/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "treacherously thesaurus" https://smartdefine.org/treacherously/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, treacherously thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/treacherously/thesaurus/synonyms>. |
| MLA | Smart Define. "treacherously thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/treacherously/thesaurus/synonyms> |