[+paper, material] chiffonner to screw up one's face = faire la grimace to screw up one's eyes = plisser les yeux to screw up one's courage = prendre son courage à deux mains [+holiday, plan, machine, job] fiche en l'air → « the car broke down, so that screwed up our holiday → they screwed things up big time. » [+person] perturber → « my mother really screwed me up. »