Slangy assents are informal expressions of agreement or approval, often used in casual conversation. The term can be broken down into three crossword solutions: 'yeahs' (5 letters), 'yeps' (4 letters), and 'okehs' (5 letters). 'Yeahs' is an informal way of saying yes, while 'yeps' is a more casual version of the same word. 'Okehs' is an alternative spelling of 'OKAYS', another informal way of expressing agreement.