痛楚 Traditional form: 痛楚 Pinyin (reading): tòngchǔ Definitions: pain anguish suffering Characters: 痛 - ache, pain; bitterness, sorrow; deeply, thoroughly 楚 - clear, distinct; pain, suffering; surname Traditional characters: 痛 - ache, pain; bitterness, sorrow; deeply, thoroughly 楚 - clear, distinct; pain, suffering; surname