Where does “jr” come from?

jr (Egyptian) comes from Egyptian jrj, from Egyptian r, from Egyptian rꜣ — goose; an item of baked goods shaped like a...

jr (Egyptian): Sentence-initial form of r; Alternative form of...

Definitions

Step	Language	Word	Meaning
1	Egyptian	jrj	to do, to act; to make; to acquire
2	Egyptian	r	opening, division; mouth; speaker, mouthpiece
3	Egyptian	rꜣ	goose; an item of baked goods shaped like a...