Etymology

debuccalization

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Today it means: A sound change in which a consonant loses its original place of articulation and becomes glottal [h] or [ʔ]. Full definition →

English buccal ← Proto-Indo-European *h₂élisder.? ← Latin bucca
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The story

  1. Proto-Indo-European*de
  2. Proto-Indo-European*déh₁
  3. Proto-Italic*dē
  4. Latindē
  5. Latindē-
  6. Englishde-
  7. Latinbucca
  8. Proto-Indo-European*h₂el-
  9. Proto-Indo-European*h₂élisder.?
  10. Englishbuccal
  11. English todaydebuccalization

From de- (“from, off”) + buccal (“pertaining to the mouth”) + -ization. Literally meaning “removal from the mouth”.

Etymology from Wiktionary, CC BY-SA 4.0.