to pay protection fees (to triads / gangs) [written and colloquial]

protect

reserve

protective

protective color

Protection Device

protection fee, the bribe or money collected by gangsters in their area of control from shops and businesses, as a fee for not hassling or troubling them

screen protector

repair

Intensive Care Unit

Labour Protection

guard

password protection

(adjective) Sheltered

noun; sheltered workshop; for employees with disabilities

Shelter; sanctuary

cherish

cover

support

protector

to take protection fees

political asylum

paramedic

ambulance

the Hong Kong Special Administrative Region passport (HKSAR passport)

the Environmental Protection Department

guardianship

Intensive Care Unit

to look after; to nurse

maintain