automatic vs self-moving

automatic is a noun but self-moving is not a noun.

Word	Noun	Adjective	Verb	Adverb
automatic	Yes	Yes	No	No
self-moving	No	Yes	No	No

automatic (noun)	self-moving (noun)
self-loading rifle capable of automatic fire
a pistol that will keep firing until the ammunition is gone or the trigger is released

automatic (adjective)	self-moving (adjective)
operating with minimal human intervention; independent of external control	designed to activate or move or regulate itself
without volition or conscious control
resembling the unthinking functioning of a machine