D defs.my
Entry 1 sense Webster, 1913

Antepenultimate

· An·te·pe·nult·i·mate · IPA /ˌæntɪpɪnˈʌltɪmət/
01 a. Of or pertaining to the last syllable but two.
  1. 1.
    Of or pertaining to the last syllable but two.