The word "writhingly" refers to someone or something that is twisting or contorting in a painful or uncomfortable manner. To describe such a situation or condition, one may use the following synonyms: squirming, wriggling, twisting, contorting, writhing, flailing, thrashing, convulsing, twitching, quivering, shuddering, and spasming. These words convey a sense of discomfort or pain, often associated with physical or emotional distress. They may be applied to various contexts, such as medical conditions, emotional states, or even metaphoric descriptions of social or political situations. By using synonyms for "writhingly," writers and speakers can enhance their language and convey a more vivid and nuanced description of the scene or situation.