75 entries under substantial topic. ×

31
robust(adjective, health, strong, great, sound)
31
vigorous(adjective, health, good, person, clear)
28
hale(adjective, health, good, strong, great)
26
hearty(noun, adjective, health, good, person)
25
sound(noun, adjective, health, good, clear)
15
sturdy(adjective, person, strong, complete, tough)
14
hardy(adjective, health, good, clear, strong)
14
able-bodied(adjective, strong, great, sound, tough)
12
active(adjective, good, person, clear, strong)
11
stout(adjective, strong, sound, tough, right)
10
athletic(adjective, person, strong, tough, fit)
9
goodly(adjective, person, significant, definite)
8
stalwart(adjective, strong, hard, sound, tough)
7
sizable(adjective, fair, big, enthusiastic, vigorous)
6
big(adjective, good, strong, tough, solid)
6
considerable(adjective, big, significant)
6
energetic(adjective, good, clear, strong, tough)
6
large(adjective, big, significant, definite)
6
solid(adjective, strong, hard, sound, complete)
5
muscular(adjective, strong, sound, tough, fit)
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APASmart Define. (2016). healthy thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/healthy/thesaurus/synonyms
ChicagoSmart Define. 2016. "healthy thesaurus" https://smartdefine.org/healthy/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, healthy thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/healthy/thesaurus/synonyms>.
MLASmart Define. "healthy thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/healthy/thesaurus/synonyms>