2
close(adjective, set, strong, hard, tough)
2
compact(adjective, close, set, strong, hard)
2
cool(adjective, firm, solid, stable, fixed)
2
corpulent
2
courageous
2
dogged
2
dynamic(adjective, strong, great, tough, energetic)
2
endure
2
flinty(adjective, strong, hard, tough, solid)
2
full-bodied(adjective, strong, tough, fit, powerful)
2
generous(adjective, significant, large, considerable)
2
goodly(adjective, person, significant, large, considerable)
2
hard-wearing
2
hard as nails(expression, adjective, idiom, strong, hard)
2
heavy-duty(adjective, strong, sound, tough, solid)
2
huge(adjective, person, body)
2
immense(adjective, person, body)
2
immovable(adjective, strong, hard, tough, firm)
2
impressive(strong, energetic, powerful, vigorous, capable)
2
indefatigable(adjective, strong, sound, tough, fit)
10 years ago|31k views|share |citing 
APASmart Define. (2016). sturdy thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/sturdy/thesaurus/synonyms
ChicagoSmart Define. 2016. "sturdy thesaurus" https://smartdefine.org/sturdy/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, sturdy thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/sturdy/thesaurus/synonyms>.
MLASmart Define. "sturdy thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/sturdy/thesaurus/synonyms>