Where does “deodourise” come from?

deodourise (English) comes from English odour, from Middle English odour, from Anglo-Norman odour, from Old French odor, from Latin odor, from Latin odōs, from Proto-Italic odōs, from Proto-Indo-European h₃édos — to smell, stink; to hate; to bite.

Ancestry of “deodourise”, step by step

StepLanguageWordMeaning
1EnglishodourAlternative form of odor
2Middle EnglishodourA smell or scent; a nasal sensation; A sensation...
3Anglo-Normanodour
4Old Frenchodorsmell
5LatinodorA smell, perfume, stench; Inkling, suggestion
6Latinodōs
7Proto-Italicodōs
8Proto-Indo-Europeanh₃édos
9Proto-Indo-Europeanh₃ed-to smell, stink; to hate; to bite
Every word from Proto-Indo-European h₃ed-Every word from Proto-Indo-European h₃édosEvery word from Proto-Italic odōs