stage III

Definition of stage III HPV-negative oropharyngeal cancer
National Cancer Institute

stage III HPV-negative oropharyngeal cancer

(... NEH-guh-tiv OR-oh-fuh-RIN-jee-ul KAN-ser)
Cancer (1) is either larger than 4 centimeters or has spread to the top of the epiglottis (the flap that covers the trachea during swallowing); or (2) is any size. Cancer has spread to one lymph node that is 3 centimeters or smaller, on the same side of the neck as the primary tumor.

Source: NCI Dictionary of Cancer Terms