ᴱ√KAKA root. “laugh”
A root in the Qenya Lexicon of the 1910s glossed “laugh” with derivatives like ᴱQ. kaka-/G. cacha- of the same meaning (QL/44; GL/24). It was likely made obsolete by later roots for “laugh” like √LAL.
Reference ✧ QL/44 ✧ “laugh”