Aroma
Aroma /əˈrəʊ.mə/ US /-ˈroʊ-/ (noun)
a pleasant smell, scent, smell, perfume, fragrance, odor, whiff:
Aromatherapy has psychological benefits and can also disinfect the respiratory system.
The aroma is so pungent that I couldn’t help smelling it.
A schoolgirl crush can be initiated only by a specific aroma.