4 adjectives to describe acidity

A little pounded sugar added to this sauce is by many persons considered an improvement, as the saccharine matter takes off the extreme acidity of the unripe fruit.

These sauces gave the dishes a corrosive acidity, and as Jourdan le Cointe remarks, far from nourishing the body, communicated to it a feverish sensation, which baffled all the skill of physicians, in their attempts to cure it.

'I am sorry that I should put you to shame by my bad looks,' she answered, with that keen acidity of tone which indicates irritated nerves.

He gaped and gasped for breathhe groaned and writhed in tormentand, borne out in the arms of Crowns and his men, the spirit-stirring Dandy was removed to bed, whence he arose to return, without delay, to London by the shortest possible road, even with the fear of another fieri facias before his eyes, to descant on vinous acidities, Gin Lakes, and the liver-consuming Spa of Vo.

4 adjectives to describe  acidity