Trauma, mouth ulcers, irritated taste buds, or other underlying health conditions, such as diabetes and anemia, can cause soreness in the tip of the tongue, according to WebMD. Accidental biting or burning from hot foods or beverages are common causes of a sore tip of the tongue.
Some women experience a burning tongue sensation post menopause, notes WebMD. Excessive smoking can also trigger soreness of the tip of the tongue. These symptoms also occur in cases of diabetes or anemia.
Soreness of the tongue with inflammation of the tip, sides or back is known as glossodynia, according to MedicineNet. Dehydration, dry mouth and thrush can aggravate an already painful tongue.