euphuism (n) –
1. An affectedly elegant literary style of the late 16th and early 17th centuries, characterized by elaborate alliteration, antitheses, and similes.
2. Affected elegance of language.
“The truth is that most US academic prose is appalling – pompous, abstruse, claustral, inflated, euphuistic, pleonastic, solecistic, sesquipidelian, Heliogabaline, occluded, obscure, jardon-riden, empty: resplendently dead.”
Wallace, David Foster. “Authority and American Usage” Consider the Lobster. New York: Back Bay Books, 2007. p 81.