385 entries under adjective topic. ×

2
hard as nails(expression, idiom, strong, hard)
2
heavy-duty(strong, sound, tough, solid)
2
huge(person, body)
2
immense(person, body)
2
immovable(strong, hard, tough, firm)
2
indefatigable(strong, sound, tough, fit)
2
intense(strong, great, tough, firm)
2
kinetic(strong, moving, energetic, lively)
2
permanent(calm, strong, tough, steady)
2
powerfully built(expression, person, body, strong)
2
real
2
reinforced(strong, sound, tough, solid)
2
rock-solid(hard, compact, dense, rock-hard)
2
rosy-cheeked(person, strong, tough, fit)
2
rough(strong, hard, tough, vigorous)
2
serviceable
2
set(calm, strong, hard, tough)
2
solid as a rock(expression, idiom, calm, strong)
2
strenuous(strong, tough, intense, energetic)
2
tangible
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APASmart Define. (2016). sturdy thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sturdy/thesaurus/synonyms
ChicagoSmart Define. 2016. "sturdy thesaurus" https://smartdefine.org/sturdy/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, sturdy thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sturdy/thesaurus/synonyms>.
MLASmart Define. "sturdy thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/sturdy/thesaurus/synonyms>