250 entries under difficulty topic. ×

1
strain(noun, trouble, charge, worry)
1
strenuousness(noun, trouble, pain, struggle)
1
stumbling block(noun, expression, trouble, pain)
1
suspicion(noun, trouble, concern, anxiety)
1
tangle(noun, trouble, disorder, confusion)
1
thriller(noun, doubt, question, secret)
1
to-do(noun, trouble, worry, strain)
1
trial(noun, trouble, change, concern, strain)
1
tribulation(noun, trouble, charge, worry, strain)
1
turning point(noun, expression, trouble, change)
1
vacillation(noun, anxiety, confusion, doubt)
1
vexation(noun, trouble, charge, worry, concern)
1
vicissitude(noun, trouble, worry, anxiety)
1
wavering(noun, anxiety, confusion, doubt)
1
whodunit(noun, doubt, question, secret)
1
worriment(noun, trouble, concern, strain)
0
affair(noun, trouble, worry, problem)
0
bag(noun, trouble, worry, problem)
0
bellyache(trouble, strain, problem, aggravation)
0
botch(trouble, disorder, mess, jumble)
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APASmart Define. (2015). perplexity thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/perplexity/thesaurus/synonyms
ChicagoSmart Define. 2015. "perplexity thesaurus" https://smartdefine.org/perplexity/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, perplexity thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/perplexity/thesaurus/synonyms>.
MLASmart Define. "perplexity thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/perplexity/thesaurus/synonyms>