The word "re-calescent" refers to a state or process of becoming hot again. Some possible antonyms for this term might include words like "cooling," "chilling," "freezing," or "frigid." Other options could include "dampening," "moistening," "soaking," or "dousing." These terms could be applied to various scenarios where one might want to counteract the effects of heat, such as putting out a fire, cooling off a hot engine, or relieving someone's fever. By using antonyms for "re-calescent," one can effectively communicate a sense of cooling or dampening that provides balance or relief from the intensity of heat.