1
sanguinary(adjective, hard, tough, harsh, cruel)
1
savage(adjective, hard, tough, harsh, cruel)
1
secular
1
self-willed
1
severe(adjective, persistent, obstinate, insistent, dogged)
1
shameful(bad, evil, wicked)
1
shameless(adjective, hard, tough, harsh, cruel)
1
shriftless
1
single-minded(adjective, persistent, obstinate, insistent, dogged)
1
sour(adjective, hard, tough, harsh, cruel)
1
steadfast(adjective, persistent, obstinate, insistent, dogged)
1
stern(adjective, persistent, obstinate, insistent, dogged)
1
stouthearted(adjective, persistent, obstinate, insistent, dogged)
1
strict(adjective, persistent, obstinate, insistent, dogged)
1
strongheaded
1
sulky
1
sullen
1
temporal
1
tough(adjective, hard, harsh, cruel, grim)
1
tyrannical(adjective, hard, tough, harsh, cruel)
11 years ago|4.2k views|share |citing 
APASmart Define. (2015). unregenerate thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unregenerate/thesaurus/synonyms
ChicagoSmart Define. 2015. "unregenerate thesaurus" https://smartdefine.org/unregenerate/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, unregenerate thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unregenerate/thesaurus/synonyms>.
MLASmart Define. "unregenerate thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/unregenerate/thesaurus/synonyms>