Artificial intelligent assistant

pleophony

pleophony Linguistics.
  (pliːˈɒfənɪ)
  [f. pleo-, pleio- + phony after homophony, etc.]
  Vowel duplication; epenthesis of a vowel which harmonizes with that in the preceding syllable. Hence pleoˈphonic a.

1949 Archivum Linguisticum I. 165 The East Slavonic languages..present the curious and striking phenomenon of pleophony or double vowelling. 1966 H. Birnbaum in Birnbaum & Puhvel Anc. Indo-Europ. Dial. 162 One such feature is ‘pleophonic’ /ToroT/ as a reflex of P[roto] Sl[avic] /TorT/. Ibid. 167 This change must have preceded in time the /TorT/>/ToroT/modification (‘pleophony’) mentioned above.

Oxford English Dictionary

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