'Tis not something with which one should concern oneself.

Pris·tin·o·lo·cu·tion

1. n. The use of an older definition of a word contrary to its more common modern usage.
   
   e.g., "The book was quite bad - it was overly fantastic."

Mis·o·ne·a·ny

[mis-o-nay-a-nee]

1. n. Hatred, dislike, or distrust of teenagers.

From Greek "misos," hatred, and "neanias," an adolescent.