Where does “tumultuousness” come from?

tumultuousness (English) comes from English tumultuous, from Old French tumultuous, from Latin tumultuōsus, from Latin -ōsus, from Old Latin -ōssus.

tumultuousness (English): The quality of being tumultuous

Definitions

  1. The quality of being tumultuous

Ancestry of “tumultuousness”, step by step

tumultuousness traces back through two separate lines of ancestry.

via English tumultuous

StepLanguageWordMeaning
1EnglishtumultuousCharacterized by loud, confused noise; Causing or...
2Old Frenchtumultuous
3Latintumultuōsusturbulent, restless
4Latin-ōsusose, -ous, -ful (full of or overly prone to)
5Old Latin-ōssus

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 Old Latin -ōssusEvery word from Latin -ōsusEvery word from Latin tumultuōsus