non est

From Latin non est inventus (“he has not been found”).

non est (not comparable)

1. (archaic, slang) Absent; missing.
   • 1871, The Masonic Review, volume 39, page 129:

     The Regiment had been moving, and tents were non est.

• tennos, Neston, tonnes, sonnet, tenson, stonen, nonets, tenons, Tonnes, senton