What is another word for "verjuice"?

Roget's Thesaurus (1911) lists these synonyms for "verjuice": acerb, acescent, acetic, acetose, acetous, acid, acidify, acidity, acidulate, acidulous, alum, crab, crabbed, edge, fermentation, hard, lactic, lemon, low, render, rough, set, sour, sourish, sourness, styptic, subacid, tart, teeth, the, turn, vinegar.