58 entries under strong topic. ×

1
mortified(adjective, hard, tough, severe)
1
rigorous(adjective, hard, tough, severe)
1
rough(adjective, hard, tough, severe)
1
severe(adjective, hard, tough, harsh)
1
strict(adjective, hard, tough, severe)
1
unsparing(adjective, hard, tough, severe)
0
cruel(adjective, hard, tough, severe)
0
dense(adjective, hard, tough, stupid)
0
ferric(adjective, hard, tough, sturdy)
0
ferrous(adjective, hard, tough, sturdy)
0
heavy(adjective, hard, tough, sturdy)
0
insensible(adjective, hard, tough, sturdy)
0
robust(adjective, hard, tough, sturdy)
0
rugged(adjective, hard, tough, sturdy)
0
steel(adjective, hard, tough, sturdy)
0
sturdy(adjective, hard, tough, rugged)
0
thick(adjective, hard, tough, sturdy)
0
tough inflexible(expression, hard, tough, sturdy)
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APASmart Define. (2015). bullheaded thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/bullheaded/thesaurus/synonyms
ChicagoSmart Define. 2015. "bullheaded thesaurus" https://smartdefine.org/bullheaded/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, bullheaded thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/bullheaded/thesaurus/synonyms>.
MLASmart Define. "bullheaded thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/bullheaded/thesaurus/synonyms>