propreantepenultimate

First attested in 1825; formed as pro- +‎ preantepenultimate; compare the later propreantepenult (1893).

• (Received Pronunciation) enPR: prō'prēăn'tĭpĭnŭlʹtĭmət, IPA^(key): /ˌpɹəʊpɹiːˌæntɪpɪˈnʌltɪmət/

propreantepenultimate (not comparable)

1. (rare) Of, on, pertaining to, or that is the last syllable but four / fifth syllable from last (of a word or other utterance).

   The word minimalism is stressed on its propreantepenultimate syllable.

   • 1825, Samuel Oliver, A General, Critical Grammar of the Inglish Language, pages 269⁽¹⁾ and 270⁽²⁾

     ⁽¹⁾ In its minute divisions, accent is ultimate, penultimate, antepenultimate, preantepenultimate, propreantepenultimate.

     ⁽²⁾ The propreantepenultimate accent is the accent on the last syllable but four.

• (adjectives denoting syllables): ultimate (last), penultimate (last but one), antepenultimate (last but two), preantepenultimate (last but three)