precancel |
precancer |
As nouns the difference between precancel and precancer
is that
precancel is a postage stamp or mail item that has been precancelled while
precancer is an incipient form of cancer that may become malignant if not treated.
As a verb precancel
is to cancel or frank a postage stamp prior to posting it.
As an adjective precancer is
before the onset of cancer.