108 entries under difficult topic. ×

22
sticky(adjective, hard, complex, awkward)
21
toilsome(adjective, hard, harsh, cruel)
21
lumpy(adjective, hard, rough, complex)
21
operose(adjective, hard, severe, violent)
21
taxing(adjective, hard, complex, rigorous)
20
cruel(adjective, strong, hard, tough, severe)
20
grinding(adjective, hard, harsh, cruel)
20
oppressive(adjective, hard, complex)
20
precarious(adjective, hard, informal, complex)
20
problematic(adjective, hard, delicate, uncertain)
20
tight(adjective, hard, complex)
19
backbreaking(adjective, hard, complex, awkward)
19
disturbing(adjective, hard, severe, unpleasant)
19
grievous(adjective, hard, tough, severe)
19
hard-nosed(adjective, strong, hard, tough, severe)
19
impossible(adjective, hard, difficulty, complex)
19
involved(adjective, hard, complex, awkward)
19
labyrinthine(adjective, hard, difficulty, complex)
19
massive(adjective, hard, complex)
19
nasty(adjective, hard, severe, rough)
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APASmart Define. (2015). rugged thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/rugged/thesaurus/synonyms
ChicagoSmart Define. 2015. "rugged thesaurus" https://smartdefine.org/rugged/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, rugged thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/rugged/thesaurus/synonyms>.
MLASmart Define. "rugged thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/rugged/thesaurus/synonyms>