1
add
1
addle(upset, trouble, disorder, disturb, obscure)
1
adjoin
1
affect(verb, hold, mean, cover, concern)
1
affix
1
agglutinate
1
amplify(verb, produce, improve, explain, expand)
1
annex
1
annexe
1
append
1
argue(verb, hold, mean, cover, catch)
1
associate(verb, hold, mean, cover, concern)
1
astonish(verb, upset, trouble, obscure, confuse)
1
astound(verb, upset, dull, bother, provoke)
1
attach
1
becloud(upset, trouble, obscure, confuse, baffle)
1
beef up
1
befog(verb, dull, disturb, obscure, confuse)
1
befuddle(upset, trouble, disorder, disturb, obscure)
1
bemuse(upset, trouble, disturb, obscure, confuse)
11 years ago|7.3k views|share |citing 
APASmart Define. (2015). complicate thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/complicate/thesaurus/synonyms
ChicagoSmart Define. 2015. "complicate thesaurus" https://smartdefine.org/complicate/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, complicate thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/complicate/thesaurus/synonyms>.
MLASmart Define. "complicate thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/complicate/thesaurus/synonyms>