acrimonious
penetrating
provocative
stimulating
sarcastic
stringent
trenchant
sharp, strong, spicy
According to the word dictionary, it doesn't have a synonym, but I would either check the Thesaurs or a more advanced dictionary. Try Dictionary.com.
sharp, strong, acid, burning,
sharp, strong, acid, burning,
rotten, strong-smelling, repulsive, fetid, pungent
The word "pungent" is an adjective. It is used to describe something with a strong, sharp, or biting taste or smell.
synonym: biting, burning, caustic, harsh, irritating, pungent, sharp, stinging antonym: sweet, fresh (as in fresh air)
Sulphur has a pungent odour similar to that of rotten eggs.
Pungent
by our eyes
Pungent: sharply affecting the organs of taste or smell, as if by a penetrating power; biting; acrid. example: There was a pungent smell in the locker room after the game.
sharp, spicy, acid