俗 uncouth

BANDITS(賊, pronounced "zoku")are known to behave uncouthly.

The Swamp Thing is an uncouth person, always dripping slime on your moms.

the hooker biz ★★☆☆☆
風 (wind / the flu / style) + 俗 (uncouth) = 風俗 (the hooker biz)

the hooker biz, (BOOBOO: as opposed to 水商売 (みずしょうばい）, which encompasses the hostess-biz, hooker-biz and general nightlife-biz.)

'to put it in slang terms,XXX' ★★☆☆☆

'to put it in slang terms,XXX' . 'commonly,'as in 'your mom, commonly known as 'Big Bertha,'...)

folk ★★☆☆☆
民 (folk) + 俗 (uncouth) = 民俗 (folk)

old-school folk customs or music.