Mouth cancer, also known as oral cancer, is head and neck cancer that frequently goes under oral and oropharyngeal cancer classification. This type of cancer can appear in the mouth or the lips, including the tongue, cheeks, and gums. So, what does mouth cancer look like? Usually, cancer in the mouth appears as a bump or a spot that differs from its surrounding. If you notice unusual things in your mouth, it is important to consult your dentist. They will examine your symptoms to provide a proper diagnosis and treatment. In any case, in this article, we will explore what mouth cancer looks like in the different affected areas. So you can be aware of the warning signs you need to notice.