Old Norse edit

Old Norse numbers (edit)
[a], [b] ←  17 18 19  → 
    Cardinal: átján, (older form) áttján
    Ordinal: átjándi, (older form) áttjándi

Etymology edit

From Proto-Germanic *ahtōutehun. Compare Old English eahtatīene, Old High German ahtozehan.

Numeral edit

áttján

  1. (cardinal number, older form) Alternative form of átján: eighteen

References edit