Where does “odiferousness” come from?

odiferousness (English) comes from English odiferous, from English odoriferous, from English odor, from Middle English odour, from Anglo-Norman odour, from Old French odor, from Latin odor, from Latin odōs — to smell, stink; to hate; to bite.

odiferousness (English): The quality of being odiferous

Definitions

  1. The quality of being odiferous

Ancestry of “odiferousness”, step by step

odiferousness traces back through two separate lines of ancestry.

via English odiferous

StepLanguageWordMeaning
1EnglishodiferousOdoriferous; smelly
2EnglishodoriferousHaving an odor or fragrance
3EnglishodorAny smell, whether fragrant or offensive; A...
4Middle EnglishodourA smell or scent; a nasal sensation; A sensation...
5Anglo-Normanodour—
6Old Frenchodorsmell
7LatinodorA smell, perfume, stench; Inkling, suggestion
8Latinodōs—
9Proto-Italicodōs—
10Proto-Indo-Europeanh₃édos—
11Proto-Indo-Europeanh₃ed-to smell, stink; to hate; to bite

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 h₃ed- →Every word from Proto-Indo-European h₃édos →Every word from Proto-Italic odōs →