Antonyms for the word commiserate are typically emotions that express a lack of sympathy or empathy. Some antonyms include apathy, indifference, insensitivity, and obliviousness. These emotions convey a lack of understanding or concern for another person's situation. Instead of commiserating with someone, individuals may adopt a dismissive or unsympathetic attitude towards them. Some examples of antonyms in a sentence include "rather than commiserating with her friend's loss, she brushed it off as insignificant" or "he showed no sign of commiseration towards his coworker's struggles." In general, antonyms for commiserate relate to a lack of emotional connection or understanding towards others.