The term 'utter disdain' can be summed up with the word 'SCORN', which is a five-letter word. SCORN is defined as a feeling of contempt or disdain for someone or something, often expressed through ridicule or mockery. It is a strong emotion that is usually felt when someone has been wronged or treated unfairly. Utter disdain is an even stronger form of SCORN, and is typically used to express extreme disapproval or disgust.