31 entries under hard topic. ×

19
serious(adjective, difficult, harsh, cruel)
19
sticky(adjective, difficult, complex, awkward)
19
thorny(adjective, difficult, complex)
19
tight(adjective, difficult, complex)
19
toilful(adjective, difficult, complex, awkward)
19
tough(adjective, difficult, complex)
19
weighty(adjective, difficult, complex)
18
hard-nosed(adjective, difficult, complex, severity)
18
intricate(adjective, difficult, complex, awkward)
18
operose(adjective, difficult, complex, awkward)
18
sore(adjective, difficult, pain, complex)
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APASmart Define. (2015). grinding thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/grinding/thesaurus/synonyms
ChicagoSmart Define. 2015. "grinding thesaurus" https://smartdefine.org/grinding/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, grinding thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/grinding/thesaurus/synonyms>.
MLASmart Define. "grinding thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/grinding/thesaurus/synonyms>