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challenging

English

  1. 🔊 disturbingly provocative
    “an intriguing smile”
  2. 🔊 stimulating interest or thought
    “a challenging hypothesis”
  3. 🔊 requiring full use of your abilities or resources
    “ambitious schedule”

Spanish

  1. 🔊 retador challenging, defiant

Similar words

ambitious intriguing thought-provoking alluring arrogant audacious bold brash brassy brazen bumptious cheeky cocky contemptuous daring defiant defying derisive disdainful disregardful encouraging energizing exciting galvanic