φλαττόθρατ

φλαττόθρατ and φλαττοθραττοφλαττόθρατ, Com. words in Ar. Ra. 1296, 1286; meant to parody an empty high-flown style—'sound and fury signifying nothing'.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project