machinelike vs automatic

machinelike is not a noun while automatic is a noun.

Word	Noun	Adjective	Verb	Adverb
machinelike	No	Yes	No	No
automatic	Yes	Yes	No	No

As adjectives, machinelike and automatic are synonyms defined as:

machinelike and automatic: resembling the unthinking functioning of a machine

Other synonyms of machinelike include automatonlike, robotic, robotlike.

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

machinelike (adjective)	automatic (adjective)
resembling the unthinking functioning of a machine	operating with minimal human intervention; independent of external control
	without volition or conscious control
	resembling the unthinking functioning of a machine