Where does “reënboog” come from?
reënboog (Afrikaans) comes from Dutch regenboog, from Middle Dutch regenboge, from Old High German reginbogo, from Proto-Germanic regnabugô, from Proto-Germanic bugô, from Proto-Indo-European bʰugʰ-, from Proto-Indo-European bʰewgʰ- — to bend; curve, arch.
reënboog (Afrikaans): rainbow
Ancestry of “reënboog”, step by step