Vellication refers to a sudden twitching or pulling sensation in the muscles. It is a clinical term used to describe involuntary contractions or spasms that are often painful. There are several synonyms for the word "vellication," including twinge, spasm, jerk, twitch, contraction, and convulsion. These terms all describe a similar sensation of sudden muscular movement that is out of the control of the individual experiencing it. These symptoms can be caused by a range of conditions, such as muscle strain, nerve damage, or neurological disorders. Understanding these synonyms can help healthcare professionals accurately diagnose and treat patients experiencing vellication symptoms.