97 entries under difficult topic. ×

7
uncertain(adjective, difficulty, delicate, tricky)
6
fretful(adjective, upset, cross, unhappy)
5
tricky(adjective, delicate, awkward, complicated)
5
peevish(adjective, mean, irritable, crabby)
5
troublesome(hard, tough, negative, disapproving)
4
awkward(delicate, tricky, complicated, thorny)
4
nagging(adjective, hard, tough, severe)
3
crying(adjective, cross, important, negative)
3
sticky(delicate, awkward, tricky, complicated)
3
tight(adjective, troublesome)
3
whiny(discontented, complaining, nit-picking, bearish)
2
choleric(adjective, severe, harsh, crabby)
2
complaining(adjective, upset, mean, cross)
2
cantankerous(adjective, mean, irritable, crabby)
2
clamorous(adjective, hard, tough, important)
2
complicated(delicate, awkward, tricky)
2
contrary(mean, negative, nervous, worried)
2
crabby(adjective, upset, mean, cross)
2
cross(adjective, mean, nervous, irritable)
2
dour(adjective, severe, crabby, cranky)
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APASmart Define. (2016). critical thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/critical/thesaurus/synonyms
ChicagoSmart Define. 2016. "critical thesaurus" https://smartdefine.org/critical/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, critical thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/critical/thesaurus/synonyms>.
MLASmart Define. "critical thesaurus" 16 February 2016. Web. 22 September 2026. <https://smartdefine.org/critical/thesaurus/synonyms>