Where does “knife grinder” come from?

knife grinder (English) comes from English grinder, from Middle English grinder, from Old English grindere, from Old English -ere, from Proto-West Germanic -ārī, from Proto-Germanic -ārijaz, from Latin -ārius, from Proto-Italic *-āzios — Forms relational adjectives to nouns (and rarely numerals).

knife grinder (English): One whose trade is the sharpening of knives on a grindstone

Definitions

  1. One whose trade is the sharpening of knives on a grindstone

Ancestry of “knife grinder”, step by step

knife grinder traces back through two separate lines of ancestry.

via English grinder

StepLanguageWordMeaning
1EnglishgrinderOne who grinds something, such as the teeth; A...
2Middle Englishgrinder
3Old Englishgrindereone who or that which grinds, especially corn or...
4Old English-eremasculine agent suffix, originally applied only...
5Proto-West Germanic-ārī-er
6Proto-Germanic-ārijaz-er
7Latin-āriuser
8Proto-Italic*-āziosForms relational adjectives to nouns (and rarely numerals)

via English knife

StepLanguageWordMeaning
1EnglishknifeA utensil or a tool designed for cutting,...
2Middle EnglishknyfA knife as a tool or instrument; the following...
3Old Englishcnīfknife
4Old Norseknífrknife
5Proto-Germanicknībazpincers; shears; knife
6Proto-Germanicknīpanąto pinch
7Proto-Indo-Europeanǵneybʰ-
Every word from Proto-Italic *-āzios