willful (intention, behavior)

mutwillig (a) (intention)

böswillig (a) (intention)

extra (a) (intention)

störrisch (a) (behavior)

eigensinnig (a) (behavior)

widerspenstig (a) (behavior)

méchant (a) (intention)

malveillant (a) (intention)

difficile (a) (behavior)

vindicatif (a) (intention)

malintentionné (a) (intention)

rancunier (a) (intention)

entêté (a) [m.] (behavior)

cattivo (a) (intention)

ostinato (a) [m.] (behavior)

maligno (a) (intention)

malevolo (a) (intention)

astioso (a) (intention)

vendicativo (a) (intention)

testardo (a) [m.] (behavior)

cocciuto (a) [m.] (behavior)

caparbio (a) [m.] (behavior)

difícil (a) (behavior)

rencoroso (a) (intention)

malévolo (a) (intention)

malo (a) (intention)

obstinado (a) (behavior)

revoltoso (a) (behavior)

opzettelijk (a) (intention)

kwaadwillig (a) (intention)

moedwillig (a) (intention)

expres (a) (intention)

opstandig (a) (behavior)

dwars (a) (behavior)

eigenzinnig (a) (behavior)

avsiktlig (a) (intention)

medveten (a) (intention)

tvär (a) (behavior)

uppsåtlig (a) (intention)

ostyrig (a) (behavior)

mal (a) [m.] (intention)

malicioso (a) (intention)

mal-intencionado (a) (intention)

cabeça-dura (a) [f.] (behavior)

voluntarioso (a) (behavior)