37 entries under fine topic. ×

21
indistinct(adjective, dull, hard, weak, soft)
17
impalpable(adjective, hard, knowledge, faint)
15
faint(adjective, calm, dull, quiet, weak)
15
intangible(adjective, knowledge, slight, subtle)
14
slight(adjective, calm, dull, hard, weak)
12
vague(adjective, dull, hard, weak, soft)
11
inappreciable(adjective, hard, light, knowledge, slight)
10
subtle(adjective, hard, slight, thin)
8
inconspicuous(adjective, hard, slight, thin)
6
insignificant(adjective, hard, soft, slight, gentle)
4
tenuous(weak, slight, thin, pale)
3
negligible(adjective, slight, thin, short)
3
quiet(adjective, calm, dull, weak, smooth)
2
ethereal(adjective, slight, thin, insubstantial)
2
thin(weak, slight, short, insufficient)
1
delicate(adjective, calm, dull, quiet, weak)
0
attenuate(slight, thin)
0
attenuated(slight, thin)
0
deep(weak, slight, thin, pale)
0
discriminating(slight, thin)
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APASmart Define. (2015). imperceptible thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/imperceptible/thesaurus/synonyms
ChicagoSmart Define. 2015. "imperceptible thesaurus" https://smartdefine.org/imperceptible/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, imperceptible thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/imperceptible/thesaurus/synonyms>.
MLASmart Define. "imperceptible thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/imperceptible/thesaurus/synonyms>