哀哭[aikoku] grief
哭く[naku] to cry
憂哭[ukine] sobbing
慟哭[doukoku] wailing

痛哭[tsuukoku] lamentation
鬼哭啾啾[kikokushuushuu] spine-chilling (hair-raising) (like the wailing and weeping of a restless ghost)
鬼哭[kikoku] wailings of a restless ghost

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