Synonyms|580Antonyms|108|Broader|8Narrower|0Related|1.2k

50 entries under substantial topic. ×

1
reinforced(adjective, strong, sound, tough, solid)
1
secure(adjective, strong, sound, tough, solid)
1
stable(adjective, strong, sound, tough, solid)
1
stark(adjective, strong, sound, tough, solid)
1
staunch(adjective, strong, sound, tough, fit)
1
steady(adjective, strong, sound, tough, solid)
1
tenacious(adjective, strong, hard, sound, tough)
1
unyielding(adjective, strong, hard, sound, tough)
1
well-founded(adjective, strong, sound, tough, solid)
1
well-made(adjective, strong, sound, tough, solid)
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ChicagoSmart Define. 2015. "strapping thesaurus" https://smartdefine.org/strapping/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, strapping thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/strapping/thesaurus/synonyms>.
MLASmart Define. "strapping thesaurus" 17 July 2015. Web. 24 September 2026. <https://smartdefine.org/strapping/thesaurus/synonyms>