autopilot vs robot pilot

autopilot and robot pilot both are nouns.

Word	Noun	Adjective	Verb	Adverb
autopilot	Yes	No	No	No
robot pilot	Yes	No	No	No

As nouns, autopilot and robot pilot are synonyms defined as:

autopilot and robot pilot: a navigational device that automatically keeps ships or planes or spacecraft on a steady course

Other synonyms of autopilot include automatic pilot.

autopilot (noun)	robot pilot (noun)
a navigational device that automatically keeps ships or planes or spacecraft on a steady course	a navigational device that automatically keeps ships or planes or spacecraft on a steady course
a cognitive state in which you act without self-awareness