The crossword solution for the term 'IS BREATHLESS' is 'PANTS', which is a five-letter word. PANTS are an item of clothing that covers the lower half of the body, typically from the waist to the ankles. They are usually made of a flexible material such as cotton or denim and are worn by both men and women. The phrase 'is breathless' can be used to describe someone who is overwhelmed with emotion or excitement, or who is so exhausted that they cannot catch their breath.