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tautosyllabic

American  
[taw-toh-si-lab-ik] / ˌtɔ toʊ sɪˈlæb ɪk /

adjective

Phonetics.
  1. occurring within the same syllable.

    The (s) and (t) are tautosyllabic in the word disturb, but not in distaste.


Etymology

Origin of tautosyllabic

First recorded in 1885–90; tauto- + syllabic