Shrewdness(noun)
Clear understanding and good judgment of a situation, usually resulting in an advantage:
Hindi meaning:चतुराई, समझदारी
Synonyms: Astuteness, Perspicacity, Acumen, Sagacity
Antonyms: Obtuseness, Stupidity, Doltishness
Example: The coach showed considerable tactical shrewdness.
Trick to remember: Hume bad condition me shrewdness show karni chahiye. 
