Translation of whiff in Spanish

We agreed to stay in the room with no windows and unpacked our bags. We wanted to have dinner and went out to a Sushi restaurant a friend told us about. It was a great place with great atmosphere.
Considering that the lake was full of crocodiles we gave in to their demand and bought a can of Coca Cola. It cost us two dollars, and considering Cambodia's wholesale price they got plenty of markup.
We blamed the sandwich which we had eaten a day earlier for lunch in Bolivia for the stomach ache of my wife. She became very weak and she had to stay in the hotel for two entire days.