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See also: etan, etán, and Etan

Old Irish[edit]


étan m

  1. brow
  2. forehead


Masculine o-stem
Singular Dual Plural
Nominative étan étanL étainL
Vocative étain étanL étanuH
Accusative étanN étanL étanuH
Genitive étainL étan étanN
Dative étanL étanaib étanaib
Initial mutations of a following adjective:
  • H = triggers aspiration
  • L = triggers lenition
  • N = triggers nasalization


  • Irish: éadan
  • Manx: eddin
  • Scottish Gaelic: aodann


Old Irish mutation
Radical Lenition Nasalization
étan unchanged n-étan
Note: Some of these forms may be hypothetical. Not every
possible mutated form of every word actually occurs.