The word "tingler" has a few synonyms that can be used to describe a feeling of tingling or pins and needles. One alternative is "prickling," which suggests a slight, uncomfortable sensation that may be caused by cold or pressure. Another synonym is "numbness," which refers to a lack of sensation in a particular area of the body. "Paresthesia" is a medical term that describes abnormal sensations such as tingling, burning, or itching. "Formication" is another medical term that refers specifically to the sensation of insects or bugs crawling on the skin. Using these synonyms, one can accurately describe a tingling sensation in various contexts.