Where does “pluvarbaro” come from?
pluvarbaro (Esperanto) comes from Esperanto arbaro, from Esperanto -aro, from Russian -а́рь, from Proto-Slavic -ařь, from Gothic -𐌰𐍂𐌴𐌹𐍃, from Proto-Germanic -ārijaz, from Latin -ārius, from Proto-Italic *-āzios.
pluvarbaro (Esperanto): rainforest
Ancestry of “pluvarbaro”, step by step