171 entries under strong topic. ×

5
fit(adjective, tough, healthy, well)
5
staunch(adjective, sound, fit, solid)
5
unyielding(adjective, hard, sound, tough)
4
adamantine(adjective, set, hard, tough)
4
dense(adjective, set, hard, tough)
4
grim(adjective, hard, tough, severe)
4
mighty(adjective, sound, fit, solid)
4
potent(adjective, sound, tough, energetic)
4
red-blooded(adjective, tough, intense, energetic)
4
rigid(adjective, hard, tough, severe)
4
strict(adjective, hard, tough, severe)
3
energetic(adjective, sound, tough, big)
3
flinty(adjective, hard, tough, harsh)
3
forbidding(adjective, hard, tough, harsh)
3
hard-bitten(adjective, hard, continue)
3
hard as nails(expression, adjective, idiom, set)
3
puissant
3
stark(adjective, sound, tough, severe)
3
vital(adjective, tough, intense, energetic)
2
adamant(adjective, hard, tough, sturdy)
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APASmart Define. (2015). rugged thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/rugged/thesaurus/synonyms
ChicagoSmart Define. 2015. "rugged thesaurus" https://smartdefine.org/rugged/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, rugged thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/rugged/thesaurus/synonyms>.
MLASmart Define. "rugged thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/rugged/thesaurus/synonyms>