Where does “ra chơi” come from?

ra chơi (Vietnamese) comes from Vietnamese rà, from Latin rēx, from Proto-Italic rēks, from Proto-Indo-European h₃rḗǵs, from Proto-Indo-European h₃reǵ- — to straighten, to right oneself; right; just.

ra chơi (Vietnamese): to go outside the class to play during recess

Definitions

to go outside the class to play during recess

Ancestry of “ra chơi”, step by step

ra chơi traces back through two separate lines of ancestry.

via Vietnamese rà

Step	Language	Word	Meaning
1	Vietnamese	rà	to check
2	Latin	rēx	king, ruler
3	Proto-Italic	rēks	king
4	Proto-Indo-European	h₃rḗǵs	king, ruler
5	Proto-Indo-European	h₃reǵ-	to straighten, to right oneself; right; just

via Vietnamese chơi

Step	Language	Word	Meaning
1	Vietnamese	chơi	to play (an instrument, a sport, etc.)

Every word from Proto-Indo-European h₃reǵ- →Every word from Proto-Indo-European h₃rḗǵs →Every word from Proto-Italic rēks →