omitter

From omit +‎ -er.

omitter (plural omitters)

1. Someone who omits.
   • 1655, Thomas Fuller, The Church-history of Britain; […], London: […] Iohn Williams […], →OCLC, (please specify |book=I to XI):

     the observers or the omitters thereof should not mutually censure each other

• “omitter”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

• meritot