The antonyms for the word "un-calming" are many and varied, as there are multiple adjectives that describe the opposite of calming. Some of these adjectives include agitating, unsettling, disturbing, unnerving, disquieting, irritating, annoying, and frustrating. These words convey a sense of unease, irritation, or annoyance that counteracts the peaceful feeling of being "calm." These adjectives can be used in different contexts, such as describing a noisy environment, an unpleasant situation, or an individual's behavior. Indeed, the antonyms for an un-calming situation can be useful in articulating one's feelings and emotions in a particular situation.