þrjátigi

Old Norse

Old Norse numbers ^(edit)

[a], [b], [c], [d], [e], [f] ←  20	←  21	30	40  → [a], [b]
		3
Cardinal: þrír tigir, þrjátigi     Ordinal: þrítugandi, þrítugundi

Alternative forms

• þrír tigir

Etymology

From Proto-Germanic *þrīz tigiwiz (“three tens”). Equivalent to þrír +‎ -tigi.

Numeral

þrjátigi

1. (cardinal number, with genitive) thirty

Descendants

• Icelandic: þrjátíu
• Faroese: tríati
• Norwegian Nynorsk: tretti
• Norwegian Bokmål: tretti
• Old Swedish: þrǣtighi
  • Swedish: trettio
• Old Danish: thretiughæ, thretiughu
  • Danish: tredive, tredve
    • → Norwegian Bokmål: tredve