lexiphanic

from The Collaborative International Dictionary of English v.0.48
Lexiphanic \Lex`i*phan"ic\ (l[e^]ks`[i^]*f[a^]n"[i^]k), a. [Gr.
   lexifa`nis a phrase monger; le`xis speech + fai`nein to
   show.]
   Using, or interlarded with, pretentious words; bombastic; as,
   a lexiphanic writer or speaker; lexiphanic writing.
   [1913 Webster]
    

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