clewless (English) comes from English clew, from Middle English clew, from Old English clēowen, from Proto-Germanic kliuwiną, from Proto-Indo-European glew-, from Proto-Indo-European ǵel- — to swallow; swallow.
clewless (English): Without a clew
Definitions
Without a clew
Ancestry of “clewless”, step by step
clewless traces back through two separate lines of ancestry.