- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
32 entries under thin topic. ×
| indistinct(adjective, dull, hard, weak, soft) | |
| faint(adjective, calm, dull, quiet, weak) | |
| slight(adjective, calm, dull, hard, weak) | |
| subtle(adjective, hard, slight, fine) | |
| inconspicuous(adjective, hard, slight, fine) | |
| fine(adjective, hard, slight, faint) | |
| tenuous(weak, slight, fine, pale) | |
| negligible(adjective, slight, fine, short) | |
| quiet(adjective, calm, dull, weak, smooth) | |
| ethereal(adjective, slight, fine, insubstantial) | |
| delicate(adjective, calm, dull, quiet, weak) | |
| attenuate(slight, fine) | |
| attenuated(slight, fine) | |
| deep(weak, slight, fine, pale) | |
| discriminating(slight, fine) | |
| exquisite(slight, fine) | |
| finespun(slight, fine) | |
| hairline(slight, fine) | |
| hairsplitting(slight, fine) | |
| illusive(slight, fine) |
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Imperceptible on
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| APA | Smart Define. (2015). imperceptible thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/imperceptible/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "imperceptible thesaurus" https://smartdefine.org/imperceptible/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, imperceptible thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/imperceptible/thesaurus/synonyms>. |
| MLA | Smart Define. "imperceptible thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/imperceptible/thesaurus/synonyms> |