sprain

verb

1. To weaken, as a joint, ligament, or muscle, by sudden and excessive exertion, as by wrenching; to overstrain, or stretch injuriously, but without luxation

   “He sprained his knee after falling off the bicycle.”

   “Hi! I suppose you're expecting the Roadrunner! Well, he sprained a giblet cornering a sharp coive the other day, uh, so, uh, I'm standing in for him.”

noun

1. The act or result of spraining; lameness caused by spraining

   “a bad sprain of the wrist”