Dry heave, a term used to describe a reflex action that involves repeated spasms of involuntary vomiting without producing any vomit, can be synonymous with nausea, retching or gagging. However, antonyms for dry heave could include words that describe the opposite of this experience. Words such as comfort, satisfaction, ease, and calmness could be loosely associated as antonyms of dry heave since none of these words evoke the discomfort of dry heaving. While dry heaving is usually an unpleasant experience, antonyms such as joy, delight and happiness, could also be viewed as an opposite since they are typically associated with feelings of positive emotions. Overall, antonyms for dry heave should be words that oppose its characteristics of unpleasantness, discomfort and involuntary reactions.