perverse

PERVERSE, a. pervers'. [L. perversus. See Pervert.]

1. Literally, turned aside; hence, distorted from the right.

2. Obstinate in the wrong; disposed to be contrary; stubborn; untractable.

To so perverse a sex all grace is vain.

3. Cross; petulant; peevish; disposed to cross and vex.

I'll frown and be perverse, and say thee nay.