etymological

/EH0 T AH0 M AH0 L AA1 JH AH0 K AH0 L/
adjective
  1. 1

    Of or relating to etymology.

  2. 2

    (of a word) Consistent with its etymological characteristics (in historical usage and/or the source language).

Source: https://en.wiktionary.org/wiki/etymological