50 entries under hard topic. ×

4
craggy(adjective, severe, sharp, rough)
4
jagged(adjective, severe, sharp, rough)
4
rough(adjective, severe, sharp, coarse)
4
rugged(adjective, severe, sharp, rough)
4
uneven(adjective, smooth, severe, sharp)
3
acrid(adjective, severe, sharp, flat)
3
sharp(adjective, severe, rough, harsh)
2
astringent(adjective, severe, sharp, flat)
2
bitter(adjective, severe, sharp, flat)
2
coarse(adjective, severe, sharp, rough)
2
not smooth(expression, adjective, severe, sharp)
2
severe(adjective, sharp, flat, rough)
2
sour(adjective, severe, sharp, flat)
2
unlevel(adjective, severe, sharp, rough)
1
bleak(adjective, severe, sharp, flat)
1
cacophonous(adjective, severe, sharp, flat)
1
caterwauling(adjective, severe, sharp, flat)
1
clashing(adjective, severe, sharp, flat)
1
cracked(adjective, severe, sharp, flat)
1
creaking(adjective, severe, sharp, flat)
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APASmart Define. (2015). asperous thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/asperous/thesaurus/synonyms
ChicagoSmart Define. 2015. "asperous thesaurus" https://smartdefine.org/asperous/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, asperous thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/asperous/thesaurus/synonyms>.
MLASmart Define. "asperous thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/asperous/thesaurus/synonyms>