scent
/sɛnt/
A distinctive odour or smell.
the scent of a skunk
An odour left by an animal that may be used for tracing.
The dogs lost the scent.
The sense of smell.
I believe the bloodhound has the best scent of all dogs.
A perfume.
Any trail or trace that can be followed to find something or someone, such as the paper left behind in a paperchase.
Sense, perception.