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This Proto-Indo-European entry contains reconstructed words and roots. As such, the term(s) in this entry are not directly attested, but are hypothesized to have existed based on comparative evidence.


Alternative reconstructions[edit]

  • *h₂eh₁s-
  • *h₂es-
  • *ā̆s-



  1. to be/become dry
  2. to burn, to glow
  3. hearth
  4. ashes

Derived terms[edit]


  • Anatolian:
    • Hittite: [script needed] c (ḫāššā-, fireplace, hearth)
    • Hittite: [script needed] c (ḫāšš-, ash(es); dust; soap)
  • Germanic:
    • Old High German: essa (ash)
    • Old Norse: [Runic needed] (aRina, ash)
  • Indo-Iranian:
    • Indo-Aryan:
      • Sanskrit: आस (ā́sa-, ashes, dust)
    • Iranian:
      • Ormuri: [script needed] (yānak, ash) < *ās-naka-
  • Italic: *ās-ē- (to be dry)
    • Latin: āreō (to be dry)
  • Italic: *āsā- (altar)
    • Old Latin: asa
      • Latin: āra (altar)
  • Tocharian:
    • Tocharian A: asatär (dries up)
    • Tocharian B: osotär (dries up)

enlarged with a dental

  • Anatolian:
    • Hittite: [script needed] (hāt-i) / [script needed] (hat-, to dry up, become parched)
  • Armenian:
    • Old Armenian: հաստեայ (hasteay, kind of pastry) (possibly)
    • Old Armenian: ոստին (ostin, dry) (possibly)
  • Balto-Slavic:
    • Czech: ozditi (to dry malt)
    • Old Polish: ozd (dry malt)
  • Hellenic:
    • Ancient Greek: ἄζω (ázō, to dry)
  • Indo-Iranian:
    • Iranian:
      • Khotanese: [script needed] (astaucä, dry land)
      • → Old Armenian: աստուճ (astuč, dry (of bread))
  • Italic: *asso- (dried, roasted)
    • Latin: assus (roasted, baked)

enlarged with a velar