The word "twinging" expresses a sharp, sudden pain or discomfort. There are various synonyms for this word, including twinge, pang, stab, prick, pinch, ache, sting, throb, cramp, and spasm. These words can be used to describe different types and levels of pain, ranging from a brief, mild irritation to a more severe, long-lasting sensation of discomfort. It is always helpful to have a variety of synonyms at your disposal in order to convey your thoughts and experiences more accurately, and to avoid repetition in your writing. So next time you feel a twinge, consider using one of these synonyms to describe your discomfort.