Cocky-leeky is a traditional Scottish soup made with chicken and leeks. However, if you're looking for synonyms for the word "cocky-leeky," there are a few options. "Chicken and leek soup" is the most direct substitution, as it includes the key ingredients. "Scottish soup" could also be used to indicate the dish's origin. For a fancier twist, "chicken and leek consomme" or "chicken and leek veloute" could be used to describe a more refined version of the dish. Regardless of the name, cocky-leeky soup is a warming and hearty comfort food perfect for a cold day.