Etymology Explorer › Old Irish

Where does “-ach” come from?

-ach (Old Irish) comes from Proto-Celtic -ākos, from Proto-Indo-European -eh₂ḱos, from Proto-Indo-European -kos — Creates deadjectival and desubstantival...

-ach (Old Irish): Forms adjectives meaning "related to, having,...

Definitions

  1. Forms adjectives meaning "related to, having,...

Ancestry of “-ach”, step by step

StepLanguageWordMeaning
1Proto-Celtic-ākosForms adjectives from nouns and adjectives with...
2Proto-Indo-European-eh₂ḱos—
3Proto-Indo-European-kosCreates deadjectival and desubstantival...

Words derived from “-ach”

  • bod
  • Sligo
  • gallowglass
  • Sligoman
  • croagh
  • flaithiúlach
  • dadbod
  • Scáthach
  • aimhleasach
  • aeráideach
  • imoibriúchán
  • imoibríoch
  • lachtach
  • hipiglicéimeach
  • néaraistéineach
  • sochapatach
  • sochorraithe
  • síceapatach
  • idé-eolaíoch
  • gnéasach
  • gnéasachas
  • Craíoch
  • nódach
  • péidifileach
Every word from Proto-Indo-European -kos →