(bound form) to work hard; to toil or labor; also refers to laborers or the working class

(bound form) tired; weary; physically exhausted from exertion

to express appreciation for someone's hard work; to console or reward someone for their efforts

(bound form) a meritorious deed; an achievement or contribution made through hard work

to put someone to the trouble of doing something; used as a polite way to ask for help

a Chinese family name