shrewd

Pronúncia: ʃruːd
    adjective
  1. [person] sagaç, perspicaç.
  2. murri.
  3. [clever] llest.
  4. [plan, etc] prudent, ben muntat, astut.
  5. shrewd reasoning raonament (intel·ligent / perspicaç).
  6. I have a shrewd idea that... se m'acut de pensar que..., em sembla raonable pensar que...