Synonyms for complicated

Verb

1. complicate, perplex, change, alter, modify

usage: make more complicated; "There was a new development that complicated the matter"

2. complicate, refine, rarify, elaborate, change, alter, modify

usage: make more complex, intricate, or richer; "refine a design or pattern"

Adjective

1. complicated, complex (vs. simple)

usage: difficult to analyze or understand; "a complicated problem"; "complicated Middle East politics"