The room was filled with a delicious odour.

Solution (By Examveda Team)

Delicious : highly pleasant to the taste.
Bitter : having a sharp, pungent taste or smell; not sweet.
Repulsive : arousing intense distaste or disgust.
Strange : unusual or surprising; difficult to understand or explain.
Unpalatable : not pleasant to taste.

Antonym of Delicious is Unpalatable