ᴱ√HUHU¹ root. “whoop”
A root in the Qenya Lexicon of the 1910s glossed “whoop”, with various Early Qenya derivatives of similar meaning (QL/41). Tolkien connected it to the root ᴱ√HO(HO) “shout, scream”, of which it is probably a variant.
Reference ✧ QL/41 ✧ HUHU “whoop”