Sour
Part of speech: noun
Definition: the sensation of a sour taste a drink made with whiskey, lemon or lime juice and sugar
Part of speech: verb
Definition: To make or become sour To become disenchanted
Part of speech: adjective
Definition: having an acid, sharp or tangy taste made rancid by fermentation etc tasting or smelling rancid peevish or bad-tempered excessively acid and thus infertile containing excess sulphur
Example sentence: In all my work, I try to say - 'You may be given a load of sour lemons, why not try to make a dozen lemon meringue pies?'
Sourness
Part of speech: noun
Definition: The quality or condition of being sour, usually said of human personalities.