45 entries under irregular topic. ×

28
rugged(adjective, hard, severe, difficulty, difficult)
27
rough(adjective, hard, difficult, complex, coarse)
22
lumpy(adjective, hard, difficult, complex, coarse)
17
tangled(adjective, hard, simple, obscure, difficulty)
6
scabrous(adjective, rough, difficult, harsh, coarse)
5
hairy(adjective, severe, rough, difficult, harsh)
5
knobby(adjective, harsh, coarse, uneven)
3
harsh(adjective, hard, rough, difficult, coarse)
2
bumpy(adjective, harsh, coarse, uneven)
2
nodular(adjective, harsh, coarse, uneven)
1
asperous(adjective, harsh, coarse, uneven)
1
bearded(adjective, harsh, coarse, uneven)
1
brambly(adjective, harsh, coarse, uneven)
1
bristly(adjective, harsh, coarse, uneven)
1
broken(adjective, harsh, coarse, uneven)
1
bushy(adjective, harsh, coarse, uneven)
1
chapped(adjective, harsh, coarse, uneven)
1
choppy(adjective, harsh, coarse, uneven)
1
coarse(adjective, harsh, uneven, rugged)
1
cragged(adjective, harsh, coarse, uneven)
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APASmart Define. (2015). knotty thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/knotty/thesaurus/synonyms
ChicagoSmart Define. 2015. "knotty thesaurus" https://smartdefine.org/knotty/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, knotty thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/knotty/thesaurus/synonyms>.
MLASmart Define. "knotty thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/knotty/thesaurus/synonyms>