kǒu zhū bǐ fá
to condemn in speech and in writing (idiom)
to denounce by word and pen
口
kǒu
mouth
诛
zhū
to put (a criminal) to death
笔
bǐ
writing brush; writing implement (pen, pencil etc) (CL:支[zhi1],枝[zhi1])
伐
fá
to cut down