masc. proper name, from Old Norse Rögnvaldr "Having the Gods' Power," from rögn "gods," literally "decreeing powers" (plural of regin "decree") + valdr "ruler" (from Proto-Germanic *waldan, from PIE root *wal- "to be strong").
Rome
Romeo
Romish
romp
romper
Ronald
rondeau
rondel
rondo
ronin
roo