Reconstruction:Proto-Germanic/Austrǭ

Often cited as deriving from *h₂ews- (“dawn; to dawn”), whence Proto-Balto-Slavic *auštrā́ˀ (“dawn, morning”);^[1] however, a derivation from *austrą, *auzrą, a metathesized form of *wazrą (“spring (season)”), +‎ *-ǭ, is more semantically plausible.

• IPA^(key): /ˈɑu̯s.trɔ̃ː/

*Austrǭ f^[1]

1. Easter, festival celebrated at the spring equinox
2. Easter, goddess of spring

• *austraz

• Proto-West Germanic: *Austrā
  • Old English: ēastre, ēastrun, ēastron, ēastru, ēoster, ēster, ēastor, ēastro
    • Middle English: Eestour, Ester, Yestre
      • English: Easter
        • → Chickasaw: Iista'
      • Scots: Easter
  • Old English: Ēastre, Ēostre (“goddess of spring and fertility”)
    • → English: Eostre
  • Old Frisian: āsteron
  • Old Saxon: *ōstara, *ōstarūn
    • Middle Low German: ôsteren, ôstern
      • German Low German: Oostern
      • Plautdietsch: Oostren
  • Old Dutch: ōstara
    • Middle Dutch: ôosteren
  • Old High German: ōstra, ōstara, *Ôstra, *Ōstara, *Ōstora, *Aostar, *Aostr- — Bavarian
    • Middle High German: ōstre, ōstere, ōster
      • Bavarian:

        Cimbrian: Oastarn

        Mòcheno: Oastern

      • Central Franconian: Uustere
      • East Central German: Ustern
      • German: Ostern
      • Hunsrik: Oostre
      • Luxembourgish: Ouschteren
    • → English: Ostara (learned)
    • → German: Ostara (learned)
• → Proto-Slavic:
  • Kashubian: Jastrë, Jastra
  • Polabian: jostråi
  • Lower Sorbian: jatšy
  • Upper Sorbian: jutry