sniff
US /snɪf/
UK /snɪf/

1.
olfatear, resoplar
draw in air audibly through the nose to detect a smell, to stop the nose from running, or to express contempt
:
•
The dog began to sniff at the stranger's shoes.
El perro empezó a olfatear los zapatos del extraño.
•
She gave a disdainful sniff at his suggestion.
Ella dio un resoplido despectivo a su sugerencia.