nonaffixed

adjective3

1. •
   Having no affixes; composed of a single morpheme.

   • Other nonaffixed polysyllabic words (words of more than one syllable with neither a prefix nor a suffix) are generally stressed initially also, when they are of Germanic origin. — 1986
2. •
   Not a fixture; not built in.
3. •
   Detached; unconnected.

   • This habit of Mencken's stood the Library in good stead, for all nonaffixed correspondence with twentieth-century authors was left to the New York Public Library, restricted until January 31, 1971. — 1969