Where does “unwontedness” come from?

unwontedness (English) comes from English unwonted, from English wonted, from Middle English woonted, from Middle English wont, from Old English ġewunod, from Old English ġewunian, from Old English ġē, from Proto-Germanic jahw — and; Forms distributives from interrogatives.

unwontedness (English): The quality of being unwonted or unusual;...

Definitions

  1. The quality of being unwonted or unusual;...

Ancestry of “unwontedness”, step by step

unwontedness traces back through two separate lines of ancestry.

via English unwonted

StepLanguageWordMeaning
1EnglishunwontedNot customary or habitual; unusual; infrequent;...
2EnglishwontedUsual, customary, habitual, or accustomed
3Middle Englishwoontedusual, customary
4Middle Englishwontcustom, habit, practice
5Old Englishġewunod
6Old Englishġewunianto stand by (someone), support
7Old Englishġēye
8Proto-Germanicjahwand, also
9Proto-Germanic-hwand; Forms distributives from interrogatives
10Proto-Germanic-hwe
11Proto-Indo-European-kʷeand; Forms distributives from interrogatives

via English Ness

StepLanguageWordMeaning
1EnglishNessAn Ulster princess and the mother of Conchobar mac Nessa and Findchoem in the Ulster Cycle of Irish mythology. Daughter of Eochaid Sálbuide. Also the mother of Cormac Cond Longas by incest with Conchobar mac Nessa
2Middle Englishnesse
3Old Englishnæsnot, not at all; not; first/third-person singular...
4Proto-Germanicnasjąfoothill; headland; cape
5Proto-Indo-Europeannéh₂snose
Every word from Proto-Indo-European -kʷeEvery word from Proto-Germanic -hwEvery word from Proto-Germanic jahw