Where does “raso” come from?

raso (Portuguese) comes from Old Portuguese raso, from Latin rāsus, from Latin rādō, from Proto-Italic razdō, from Proto-Indo-European rh₁d-dʰ-, from Proto-Indo-European reh₁d- — to scrape, scratch, gnaw.

raso (Portuguese): shallow; flat

Definitions

shallow; flat

Ancestry of “raso”, step by step

Step	Language	Word	Meaning
1	Old Portuguese	raso	—
2	Latin	rāsus	scraped, shaved
3	Latin	rādō	to scrape, shave, scratch
4	Proto-Italic	razdō	—
5	Proto-Indo-European	rh₁d-dʰ-	—
6	Proto-Indo-European	reh₁d-	to scrape, scratch, gnaw

Words derived from “raso”

rasa

Every word from Proto-Indo-European reh₁d- →Every word from Proto-Indo-European rh₁d-dʰ- →Every word from Proto-Italic razdō →