2
wearying(noun, difficulty)
1
Gordian knot(expression, trouble, difficulty, mess)
1
abnormality
1
abstruseness
1
action
1
acute disease
1
ado(noun, trouble, worry, difficulty, anxiety)
1
aggravation(noun, trouble, worry, difficulty, anxiety)
1
agitation(noun, trouble, disorder, confusion, uncertainty)
1
ague(noun, disease)
1
albatross(noun, trouble, bother, blow, distress)
1
allergic disease
1
amour
1
anagnorisis
1
anguish(noun, trouble, bother, blow, distress)
1
annoyance(noun, trouble, bother, worry, blow)
1
apoplexy(noun, disease)
1
architectonics
1
architecture
1
argument
11 years ago|9.3k views|share |citing 
APASmart Define. (2015). complication thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/complication/thesaurus/synonyms
ChicagoSmart Define. 2015. "complication thesaurus" https://smartdefine.org/complication/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, complication thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/complication/thesaurus/synonyms>.
MLASmart Define. "complication thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/complication/thesaurus/synonyms>