Synonyms|316Antonyms|26|Broader|0Narrower|0Related|141

57 entries under rugged topic. ×

1
stiff-necked(adjective, strong, hard, tough, severe)
1
strict(adjective, close, strong, hard, tough)
1
tough(adjective, strong, hard, severe, firm)
1
unsparing(adjective, strong, hard, tough, severe)
0
dense(adjective, strong, hard, tough, sturdy)
0
ferric(adjective, strong, hard, tough, sturdy)
0
ferrous(adjective, strong, hard, tough, sturdy)
0
harsh(adjective, strong, hard, tough, severe)
0
heavy(adjective, strong, hard, tough, sturdy)
0
indomitable(adjective, strong, hard, tough, sturdy)
0
insensible(adjective, strong, hard, tough, sturdy)
0
robust(adjective, strong, hard, tough, sturdy)
0
steel(adjective, strong, hard, tough, sturdy)
0
strong(adjective, hard, tough, sturdy, rigid)
0
sturdy(adjective, strong, hard, tough)
0
thick(adjective, strong, hard, tough, sturdy)
0
tough inflexible(expression, strong, hard, tough, sturdy)
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APASmart Define. (2016). hard-core thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/hard-core/thesaurus/synonyms
ChicagoSmart Define. 2016. "hard-core thesaurus" https://smartdefine.org/hard-core/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, hard-core thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/hard-core/thesaurus/synonyms>.
MLASmart Define. "hard-core thesaurus" 28 March 2016. Web. 26 September 2026. <https://smartdefine.org/hard-core/thesaurus/synonyms>