Etymology

filially

F4I1L1I1A1L1L1Y4

Today it means: In a filial manner. Full definition →

English filial ← Middle English filial ← Latin fīliālis
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The story

  1. Proto-Indo-European*dʰeh₁(y)-
  2. Proto-Indo-European*dʰh₁ilyós
  3. Proto-Italic*θīlios
  4. Proto-Italic*fīlios
  5. Latinfīlius
  6. Proto-Indo-European*h₂el-
  7. Proto-Indo-European*h₂élisder.?
  8. Latinfīliālis
  9. Middle Englishfilial
  10. Englishfilial
  11. English todayfilially

From filial + -ly.

Etymology from Wiktionary, CC BY-SA 4.0.