Etymology

vanillin

va·nil·lin
V4A1N1I1L1L1I1N1

Today it means: A chemical compound, 4-hydroxy-3-methoxybenzaldehyde, that is the primary constituent of vanilla. Full definition →

English vanilla ← Spanish vainilla ← Old Spanish vayna
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The story

  1. Proto-Italic*wāgīnā
  2. Latinvāgīna
  3. Old Spanishvayna
  4. Spanishvaina
  5. Spanishvainilla
  6. Englishvanilla
  7. English todayvanillin

From vanilla + -in.

Etymology from Wiktionary, CC BY-SA 4.0.