perspicacious

/ˌpɜrspɪˈkeɪʃəs/
adjective
  1. Having a ready understanding of things; quick to notice, understand, or judge things accurately.
    • The perspicacious detective noticed the tiny clue that everyone else had missed.
    • A perspicacious investor can spot a promising startup long before it becomes popular.
    • Her perspicacious comments during the meeting showed she had already analyzed the problem deeply.
Antonyms
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