untransliteratable

English

Etymology

From un- +‎ transliteratable.

Adjective

untransliteratable (not comparable)

1. (rare) That cannot be transliterated.
   • 1947, Blackwood's Magazine, Countryside Tales from "Blackwood", page 284:

     […] most probably all three are courageous but not very successful attempts to transliterate the bird's creaking and almost untransliteratable call.