Sentence:  Then one of my dogs got <WSD>quilled</WSD>, and it happened again a month later. After putting the dog in a headlock, yanking out several dozen quills, and spurting blood all over myself and the decking of the back porch, I at least understood his antiporcupine venom. 
Meaning of the word marked with <WSD> tags:  To pierce or be pierced with quills.