4 entries under covertly topic. ×

20
secretly(adverb, close, hideaway, arcane, stealth)
14
stealthily(noun, adverb, close, hideaway, arcane)
13
surreptitiously(noun, adverb, close, hideaway, arcane)
11
slyly(noun, adverb, clandestine, quietly, secretly)
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APASmart Define. (2015). furtively thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/furtively/thesaurus/synonyms
ChicagoSmart Define. 2015. "furtively thesaurus" https://smartdefine.org/furtively/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, furtively thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/furtively/thesaurus/synonyms>.
MLASmart Define. "furtively thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/furtively/thesaurus/synonyms>