- Definitions|3
- Thesaurus|610
- Abbreviations|0
102 entries under noun topic. ×
| little opportunity(expression, unknown, doubtfulness, underdog) | |
| long shot(expression, unknown, doubtfulness, underdog) | |
| lookout(plant, agent, operative, informer) | |
| mole(plant, agent, operative, informer) | |
| nightgown | |
| observer(plant, agent, operative, informer) | |
| operative(plant, agent, mole, infiltrator) | |
| outside chance(expression, unknown, doubtfulness, underdog) | |
| outside shot(expression, unknown, doubtfulness, underdog) | |
| pajamas | |
| patrol(plant, agent, operative, informer) | |
| picket(plant, agent, operative, informer) | |
| plant(agent, operative, informer, mole) | |
| poor bet(expression, unknown, doubtfulness, underdog) | |
| poor lookout(expression, unknown, doubtfulness, underdog) | |
| poor possibility(expression, unknown, doubtfulness, underdog) | |
| poor prognosis(expression, unknown, doubtfulness, underdog) | |
| poor prospect(expression, unknown, doubtfulness, underdog) | |
| remote possibility(expression, unknown, doubtfulness, underdog) | |
| scout(plant, agent, operative, informer) |
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| APA | Smart Define. (2015). sleeper thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sleeper/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sleeper thesaurus" https://smartdefine.org/sleeper/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, sleeper thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sleeper/thesaurus/synonyms>. |
| MLA | Smart Define. "sleeper thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/sleeper/thesaurus/synonyms> |