(lāo) to fish up; to dredge up
(lāoyībǎ) to profiteer; to gain some underhand advantage
(lāoshízi) encumbrance; burden; that awful thing (colloquial); nuisance
(lāoqǔ) to fish for; to seek profit (by improper means)
(lāoběn) to get one's money back (esp. gambling); to recoup one's losings
(lāodàocǎo) to fish for a straw; futile attempt to gain profit
(lāoqián) lit. to dredge for money; to make money by reprehensible means; to fish for a quick buck