Cancer is a terrible condition.
It bit at him like a cancer.
The tropic of cancer is warm.
Here are some sentences.
Cancer is a horrible disease.
Her cancer was cured.
Cancer is a chronic disease.
She has lung cancer resulting from years of smoking.
The amount of people at the _______ cancer walk was varied.
I have cancer.
The etiology of many diseases such as the cancer is still being researched.
Sample sentence: I have brain cancer.
Sometimes I wish stupidity was a carcinogen, that is, a chemical substance that causes cancer.
the Doctor told me i was diagnosed with cancer.
My lip quivered in fear as the Dr. told me the terrible news that I have breast cancer.
The third chemotherapy treatment racked his body with pain, but allowed him to survive the cancer.
scientist have esablished beyond any doubt that smoking causes cancer and diseases
A bolded word means that the word is more important and therefore more significant then its counterparts in the sentence or phrase, in the context of the sentence or phrase of course. For example, in the sentence, she is a cancer patient, if the emphasis is be on the word cancer, then it may be written as " she is a cancer patient".