Where does “moodiness” come from?

Moodiness derives from Middle English modinesse, from Old English mōdiġnes, a formation based on a word meaning disposition or spirit.

moodiness (English): The property of being moody

Definitions

  1. The property of being moody

Ancestry of “moodiness”, step by step

StepLanguageWordMeaning
1Middle Englishmodinesseboastfulness, conceitedness, arrogance
2Old Englishmōdiġnespride
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-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 -h₂Every word from Old English -nesEvery word from Proto-Germanic -į̄