134 entries under adverb topic. ×

6
harshly
5
strongly(strongly, tenaciously)
4
arduously
4
firmly
4
resolutely(resolutely, tenaciously)
4
robustly
4
roughly
4
severely
4
stiffly
4
stoutly
4
stubbornly(resolutely, tenaciously)
4
sturdily
4
tenaciously(resolutely, tenaciously)
3
callously
3
dauntlessly(resolutely, tenaciously)
3
difficultly
3
formidably(strongly, difficultly)
3
heartily(resolutely, tenaciously)
3
indomitably(resolutely, tenaciously)
3
laboriously
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APASmart Define. (2015). toughly thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/toughly/thesaurus/synonyms
ChicagoSmart Define. 2015. "toughly thesaurus" https://smartdefine.org/toughly/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, toughly thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/toughly/thesaurus/synonyms>.
MLASmart Define. "toughly thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/toughly/thesaurus/synonyms>