"complicated" in the verb sense
1. complicate, perplex
make more complicated
"There was a new development that complicated the matter"
2. complicate, refine, rarify, elaborate
make more complex, intricate, or richer
"refine a design or pattern"
"complicated" in the adjective sense
1. complicated, complex
difficult to analyze or understand
"a complicated problem"
"complicated Middle East politics"
"he's more complex than he seems on the surface"
Source: WordNet® (An amazing lexical database of English)
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