Where does “diaper sprayer” come from?

diaper sprayer (English) comes from English sprayer, from English -er, from Middle English -er, from Old French -er, from Latin -āre, from Proto-Italic -āō, from Proto-Indo-European -eh₂yéti, from Proto-Indo-European -yéti — he, she.

diaper sprayer (English): An adjustable hose sprayer, usually fitted to a toilet, that is used for washing off solids from a cloth diaper; a bidet sprayer used for cleaning soiled cloth diapers

Definitions

  1. An adjustable hose sprayer, usually fitted to a toilet, that is used for washing off solids from a cloth diaper; a bidet sprayer used for cleaning soiled cloth diapers

Ancestry of “diaper sprayer”, step by step

diaper sprayer traces back through two separate lines of ancestry.

via English sprayer

StepLanguageWordMeaning
1EnglishsprayerAn object used for spraying, such as a spray...
2English-erA person or thing that does an action indicated...
3Middle English-eragentive suffix; agent noun suffix
4Old French-erAlternative form of -ier, verbal suffix;...
5Latin-ārefirst conjugation
6Proto-Italic-āōForms primarily denominative verbs
7Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she

via English diaper

StepLanguageWordMeaning
1EnglishdiaperA textile fabric having a diamond-shaped pattern...
2Middle EnglishdyaperFabric with repetitive patterns of shapes or...
3Old Frenchdyapre
4Latindiaspra
5Greekδίασπρος
Every word from Chichewa iye