Where does “sourness” come from?

Sourness comes from Middle English sowrenesse, derived from Old English sūrnes, a noun formed from the adjective meaning sour or acidic.

sourness (English): The quality or condition of being sour, usually...

Definitions

  1. The quality or condition of being sour, usually...

Ancestry of “sourness”, step by step

StepLanguageWordMeaning
1Middle Englishsowrenesse—
2Old Englishsūrnessourness
3Old English-nesUsed to form abstract nouns, usually from...
4Proto-West Germanic-nassīUsed to form abstract nouns, usually from...
5Proto-Germanic-inassuz-ness
6Proto-West Germanic-ī-ness, -th
7Proto-Germanic-į̄-th
8Proto-Indo-European-íh₂—
9Proto-Indo-European-h₂Creates collective nouns, which refer to groups...
Every word from Proto-Indo-European -h₂ →Every word from Old English -nes →Every word from Proto-Germanic -į̄ →