Reconstruction:Proto-Germanic/-ārijaz

Etymology
Usually held to be a borrowing from ; at the very least, it was probably influenced and reinforced by it.

However, Gąsiorowski instead suggests that *-ārijaz is a native formation; he derives it from earlier *-azrijaz, which he etymologises as a zero-grade form of suffixed with, creating a suffix *-sr-ih₂ for forming feminine agent nouns, which was then masculinised by attaching. He also suggests a relation to.

Noun

 * 1) -er.

Descendants
This suffix was conflated with the suffixal use of the noun in many languages, eventually causing both to be treated as one.