120 entries under severe topic. ×

2
murder(adjective, tough, rough, difficult)
2
not smooth(expression, adjective, idiom, hard)
2
rasping(adjective, hard, sharp, rough)
2
rusty(adjective, hard, sharp, flat)
2
sour(adjective, hard, evil, sharp)
2
stridulous(adjective, hard, sharp, flat)
2
stringent(adjective, hard, tough, rough)
2
unpleasant(adjective, hard, tough, evil)
2
unsparing(adjective, strong, hard, tough)
2
wicked(adjective, strong, tough, fit)
1
acrid(adjective, hard, sharp, flat)
1
caterwauling(adjective, hard, sharp, flat)
1
clashing(adjective, hard, sharp, flat)
1
cracked(adjective, hard, sharp, flat)
1
creaking(adjective, hard, sharp, flat)
1
croaking(adjective, hard, sharp, flat)
1
disagreeable(adjective, hard, tough, evil)
1
disagreeing(adjective, hard, sharp, flat)
1
discordant(adjective, hard, sharp, rough)
1
distressing(adjective, tough, rough, difficult)
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APASmart Define. (2015). rugged thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/rugged/thesaurus/synonyms
ChicagoSmart Define. 2015. "rugged thesaurus" https://smartdefine.org/rugged/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, rugged thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/rugged/thesaurus/synonyms>.
MLASmart Define. "rugged thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/rugged/thesaurus/synonyms>