Pricklier

adjective

1. Covered with sharp points.

   "The prickly pear is a cactus; you have to peel it before eating it to remove the spines and the tough skin."

2. Easily irritated.

   "He has a prickly personality. He doesn't get along with people because he is easily set off."

3. Difficult; complicated; (figuratively) hairy or thorny.

   "It was a prickly situation."