chancer

As nouns the difference between chancel and chancer

is that chancel is the space around the altar in a church, often enclosed, for use by the clergy and the choir. In medieval cathedrals the chancel was usually enclosed or blocked off from the nave by an altar screen while chancer is an opportunist.

As nouns the difference between taxonomy and chancer

is that taxonomy is the science or the technique used to make a classification while chancer is (british slang) an opportunist.