私刑,私罚处以私刑,加私刑
Lynch \Lynch\, v. t. [imp. & p. p. {Lynched}; p. pr. & vb. n. {Lynching}.] [See Note under {Lynch law}.] To inflict punishment upon, especially death, without the forms of law, as when a mob captures and hangs a suspected person. See {Lynch law}.
lynch v : kill without legal sanction; "The blood-thirsty mob lynched the alleged killer of the child"