When it comes to antonyms for "un-clothing", there are numerous options to choose from. Some suitable antonyms for this word might be 'dressing up,' 'attiring,' 'covering,' 'putting on,' 'enrobing,' or simply 'wearing clothes.' Each of these words has a positive connotation and implies that the subject is appropriately and stylishly dressed. Conversely, "un-clothing" refers to the act of removing or taking off one's clothes and connotes disrobing or nudity. Therefore, when looking for an antonym to differentiate the removal of clothing, it's essential to consider a range of options to find the right fit for the desired definition.