0
uncertainly(adverb, vaguely, indiscernibly, untraceably)
0
undetectably(adverb, uncertainly, vaguely, indiscernibly, untraceably)
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unremarkably
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unsubstantially(adverb, quietly, softly, gently)
0
untraceably
0
warming
0
weak
0
wee
0
wee bit(noun, smallness)
0
well enough(expression, idiom, smallness)
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APASmart Define. (2013). imperceptibly thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/imperceptibly/thesaurus/synonyms
ChicagoSmart Define. 2013. "imperceptibly thesaurus" https://smartdefine.org/imperceptibly/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2013, imperceptibly thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/imperceptibly/thesaurus/synonyms>.
MLASmart Define. "imperceptibly thesaurus" 28 June 2013. Web. 26 September 2026. <https://smartdefine.org/imperceptibly/thesaurus/synonyms>