The term COLD SOUND can be represented by five different crossword solutions: ACHOO (5 letters), AHCHOO (6 letters), SNEEZE (6 letters), SNIFF (5 letters), and SNIFFING (8 letters). ACHOO and AHCHOO are both onomatopoeic words that represent the sound of a sneeze, which is often associated with colds. SNEEZE and SNIFF are also related to colds, as they are both common symptoms of the illness. SNIFFING is the act of inhaling through the nose, which is often done when someone has a cold.