Where does “rado” come from?

rado (Réunion Creole French) comes from French radeau, from Old Occitan radel, from Old Occitan rat, from Latin ratis, from Proto-Indo-European h₁reh₁- — to row; to separate; loose, sparse, rare.

rado (Réunion Creole French): raft

Definitions

raft

Ancestry of “rado”, step by step

Step	Language	Word	Meaning
1	French	radeau	raft
2	Old Occitan	radel	—
3	Old Occitan	rat	—
4	Latin	ratis	raft; pontoon bridge; boat
5	Proto-Indo-European	h₁reh₁-	to row; to separate; loose, sparse, rare

Every word from Proto-Indo-European h₁reh₁- →Every word from Latin ratis →Every word from Old Occitan rat →