Synonyms|733Antonyms|207|Broader|5Narrower|0Related|193

68 entries under tough topic. ×

1
hostile(adjective, severe, harsh, cruel)
1
intemperate(adjective, hard, severe, rough)
1
intolerable(adjective, severe, harsh, cruel)
1
iron-fisted(adjective, severe, firm, harsh)
1
perverse(adjective, severe, harsh, cruel)
1
punctilious(adjective, hard, severe, rough)
1
resentful(adjective, severe, harsh, cruel)
1
scrupulous(adjective, hard, severe, rough)
1
stickling(adjective, severe, firm, harsh)
1
unfeeling(adjective, hard, severe, sharp)
1
unjust(adjective, severe, harsh, cruel)
1
unkind(adjective, hard, severe, sharp)
1
unpermissive(adjective, hard, severe, rough)
1
unpleasant(adjective, hard, severe, sharp)
1
unsympathetic(adjective, harsh, cruel, grim)
1
uptight(adjective, severe, firm, harsh)
0
callous(adjective, harsh, grim, painful)
0
cold-blooded(adjective, harsh, cruel, grim)
0
cold fish(expression, adjective, harsh, cruel)
0
hard as nails(expression, adjective, idiom, severe)
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APASmart Define. (2015). stringent thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/stringent/thesaurus/synonyms
ChicagoSmart Define. 2015. "stringent thesaurus" https://smartdefine.org/stringent/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, stringent thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/stringent/thesaurus/synonyms>.
MLASmart Define. "stringent thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/stringent/thesaurus/synonyms>