to be unpleasant
The Spanish phrase 'ser desagradable' translates to 'to be unpleasant' in English. This is used to describe someone or something that is not pleasing or agreeable, either in a physical sense (taste, smell, look) or in a behavioral sense (rude, annoying, disrespectful). It is a subjective term, as what might be considered unpleasant can greatly vary from individual to individual.