Arimpaara is a word used to describe someone who is:
* Clever: A person who is quick-witted, resourceful, and able to think on their feet.
* Sharp: Someone who is intelligent and can quickly understand things.
* Shrewd: A person who is practical and uses their intelligence to their advantage.
Therefore, the closest English words would be:
* Clever
* Smart
* Sharp
* Shrewd
* Resourceful
The best word to use will depend on the specific context in which "arimpaara" is used.