inertial guidance vs steering

inertial guidance and steering both are nouns.

Word	Noun	Adjective	Verb	Adverb
inertial guidance	Yes	No	No	No
steering	Yes	No	No	No

As nouns, steering is a hypernym of inertial guidance; that is, steering is a word with a broader meaning than inertial guidance:

inertial guidance: a method of controlling the flight of a missile by devices that respond to inertial forces
steering: the act of setting and holding a course

Other hypernyms of inertial guidance include direction, guidance.

inertial guidance (noun)	steering (noun)
a method of controlling the flight of a missile by devices that respond to inertial forces	the act of setting and holding a course
	the act of guiding or showing the way
	the act of steering a ship