con·tu·ma·cious \|käntə|māshəs, -n.tyə|-, -n.tyü|-, -nchə|-\adjective Etymology:contumacy + -ous : perverse in resisting authority : stubbornly disobedient : rebellious, irreconcilable < to refer the case of a contumacious witness to the court for punishment — H.A.Schweinhaut > Synonyms:see insubordinate