shape vs shaper

shape and shaper both are nouns.

Word	Noun	Adjective	Verb	Adverb
shape	Yes	No	Yes	No
shaper	Yes	No	No	No

shape (noun)	shaper (noun)
the spatial arrangement of something as distinct from its substance	a machine tool for shaping metal or wood
any spatial attributes (especially as defined by outline)	a person who makes things
the visual appearance of something or someone
alternative names for the body of a human being
a perceptual structure
a concrete representation of an otherwise nebulous concept
the state of (good) health (especially in the phrases `in condition' or `in shape' or `out of condition' or `out of shape')

shape (verb)	shaper (verb)
give shape or form to
shape or influence; give direction to
make something, usually for a specific function