1. frowzy—
A: musty and ill-smelling.
B: liberally spiced.
C: heady and floral-scented.
2. piquant—
A: taste of aged cheese.
B: pleasantly sharp.
C: frothy.
3. redolent—
A: unsavoury.
B: full of fragrance.
C: mouldy.
4. toothsome—
A: appetising.
B: crunchy.
C: perfumed.