ANTEPENULTIMA
antepenult, antepenultima, antepenultimate
(noun) the 3rd syllable of a word counting back from the end
Source: WordNet® 3.1
Etymology
Noun
antepenultima (plural antepenultimas)
(poetry) The last syllable of a word except two
Coordinate terms
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(names of syllables): ultima, ult (last); penultima, penultimate, penult (last but one); antepenultima, antepenultime, antepenultimate, antepenult (last but two); preantepenultima (præantepenultima), preantepenultimate, preantepenult (last but three); propreantepenultimate, propreantepenult (last but four)
Source: Wiktionary
An`te*pe"nult, An`te*pe*nult"i*ma, n. Etym: [L. antepaenultima (sc.
syllaba) antepenultimate; ante before + paenultimus the last but one;
paene almost + ultimus last.] (Pros.)
Definition: The last syllable of a word except two, as -syl in
monosyllable.
Source: Webster’s Unabridged Dictionary 1913 Edition