Synonyms of the word

acidity

• n. The quality or state of being acid.
• n. The quality of sour; sourness; tartness; sharpness to the taste, as in the acidity of lemon juice.
• n. (pathology) Excessive acid quality, as in gastric secretions.

acidulousness

• n. A state of or tendency toward being acidulous or somewhat sour or acid.

sour

• adj. Having an acidic, sharp or tangy taste.
• adj. Made rancid by fermentation, etc.
• adj. Tasting or smelling rancid.
• adj. Peevish or bad-tempered.
• adj. (of soil) Excessively acidic and thus infertile.
• adj. (of petroleum) Containing excess sulfur.
• adj. Unfortunate or unfavorable.
• adj. (music) Off-pitch, out of tune.
• n. The sensation of a sour taste.
• n. A drink made with whiskey, lemon or lime juice and sugar.
• n. (by extension) Any cocktail containing lemon or lime juice.
• n. A sour or acid substance; whatever produces a painful effect.
• v. (transitive) To make sour.
• v. (intransitive) To become sour.
• v. (transitive) To spoil or mar; to make disenchanted.
• v. (intransitive) To become disenchanted.
• v. (transitive) To make (soil) cold and unproductive.
• v. To macerate (lime) and render it fit for plaster or mortar.

sourness

• n. The quality or condition of being sour, usually said of human personalities.

tartness

• n. The characteristic of being tart; sharpness of taste; sourness; bitterness.