楔空異用字塞孔、揳空、揳孔seh-khang財務單位、活動動詞行賄。用財物賄賂別人。伊提錢欲共警察楔空,警察顛倒共罰較濟錢。I the̍h tsînn beh kā kíng-tshat seh-khang, kíng-tshat tian-tò kā hua̍t khah tsē tsînn.他拿錢要向警察行賄,警察反而罰他更多錢。類義楔後手seh-āu-tshiú