7723 shav' shawv
or shav {shav}; from the same as 7722 in the sense of desolating; evil (as destructive), literally (ruin) or morally (especially guile); figuratively idolatry (as false, subjective), uselessness (as deceptive, objective; also adverbially, in vain):--false(-ly), lie, lying, vain, vanity.
See H07722.