鬼利死丹[kirishitan] early Japanese Christianity (from the later Muromachi period)
悪餓鬼[warugaki] brat
悪鬼[akki] evil spirit
餓鬼[gaki] brat
餓鬼大将[gakidaishou] boss of the children (in the neighbourhood) (neighborhood)

餓鬼道[gakidou] hungry ghost (preta) realm
鬼ごっこ[onigokko] game of tag
鬼火[onibi] will-o'-the-wisp
鬼才[kisai] wizard

鬼魣[onikamasu] great barracuda (Sphyraena barracuda)

川魣[kawakamasu] pike (esp. the Amur pike, Esox reichertii)