Primal Scent

Divination cantrip

Casting Time: 1 action
Range: Self
Components: S
Duration: Concentration, up to 1 minute
Class: Druid, Tamer

You inhale deeply, magically enhancing the scents that surround you. You have advantage on the next ability check you make that relies on smell, and you can treat a roll of 4 or lower as a 5.

At Higher Levels. When you reach higher levels, this spell gives you an increasingly astute ability to identify the source of the scents around you When you reach 5th level, whenever you make an ability check that relies on smell, you can treat a d20 roll of 7 or lower as an 8. At 11th level, a roll of 10 or lower is treated as an 11, and at 17th level, a roll of 13 or lower is treated as a 14.

Source: Heliana's Guide to Monster Hunting