口 ㄎㄡ ˇ kǒu 头 ㄊㄡ ˊ tóu 禅 ㄔㄢ ˊ chán 口 ㄎㄡ ˇ kǒu 頭 ㄊㄡ ˊ tóu 禪 ㄔㄢ ˊ chán Zen saying repeated as cant (fig.) catchphrase mantra favorite expression stock phrase