What is the meaning of Công?

peafowl; peacock; peahen; peachick

the amount of labor that will factor in one's pay

accomplishment

competence, one of the tứ đức (“four virtues”) that women are supposed to have

work

duke

public or state-owned

top; seme (in a male same-sex relationship)

Sino-Vietnamese reading of 攻

Source: wiktionary.org