hyperthetical

from The Collaborative International Dictionary of English v.0.48

Hyperthetical \Hy`per*thet"ic*al\, a. [Gr. ?; "ype`r over +
   tiqe`nai to place.]
   Exaggerated; excessive; hyperbolical. [Obs.]
   [1913 Webster]

         Hyperthetical or superlative . . . expression.
                                                  --Chapman.
   [1913 Webster]