5hōi bo 開渡 — [to play ball] to start an activity, to get down to business (e.g. a fight, sex); to fight (yjw 2, 6); a gang fight (OS); to beat up (ty 29.6.2001, A1).
6hōi chāan 開餐 — [to have a meal] to take drugs, to have a fix (gwdl 248, 8); to have sex.
7hōi chòhng 開合 — [to open store] to open an account with a broker (financial jargon).
8hōi daaih 開大 — [to open big] to defecate, to "take a shit" (ylmw 243, 9).
9hōi daaih pin 開大片 — to have a big gang fight, a large gang battle (gwdl 30, 14).
10hōi dong 開檔 — [to open a stall] to get ready to take a drug (OS); to start a business, to start an illegal business (gwdl 8, 23).
11hōi dou 開刀 — to cut back funding, to lay off staff, to "downsize".
12hōi dou 開賭 — to open a gambling establishment, to open a casino.
13hōi faa 開花 — [to blossom] a lamp (OS); badly, seriously, in the extreme.
14díu dou kéuih hōi fa! X到佢開花! — Give her a good fuck! (snch 32, 6).
15hōi faahn 開飯 — to earn enough money to feed one's family; to take drugs, to take a fix (hhj 7, 24).
16hōi fo 開火 — [to start fire] to argue, to quarrel, to fight.
17waih jek gāi chòuh! mh jihk aa ... maahn yat hōi fo juhng mouh waih! 為隻狗吵! 唔值得 ... 萬一開火仲無謝! You're arguing with him over a prostitute! There's no point ... It's really stupid to start a fight over this! (snch 21, 7). —