Where does “kafar” come from?

kafar (Polish) comes from German Keffer, from Dutch -er, from Old Dutch -āri, from Proto-Germanic -ārijaz, from Latin -ārius, from Proto-Italic *-āzios — Forms relational adjectives to nouns (and rarely numerals).

kafar (Polish): pile driver

Definitions

  1. pile driver

Ancestry of “kafar”, step by step

kafar traces back through two separate lines of ancestry.

via German Keffer

StepLanguageWordMeaning
1GermanKeffer
2Dutch-erForms agent nouns from verbs; Forms nouns for a...
3Old Dutch-āri
4Proto-Germanic-ārijaz-er
5Latin-āriuser
6Proto-Italic*-āziosForms relational adjectives to nouns (and rarely numerals)

via Arabic كَفَرَ

StepLanguageWordMeaning
1Arabicكَفَرَto cover, to hide; to disbelieve; to cover; to...
Every word from Proto-Italic *-āziosEvery word from Latin -āriusEvery word from Dutch -er
kafar — Etymology, Origin & Word History | Etymology Explorer