reorientation vs orientation

reorientation and orientation both are nouns.

Word	Noun	Adjective	Verb	Adverb
reorientation	Yes	No	No	No
orientation	Yes	No	No	No

As nouns, orientation is a hypernym of reorientation; that is, orientation is a word with a broader meaning than reorientation:

reorientation (noun)	orientation (noun)
the act of changing the direction in which something is oriented	the act of orienting
a fresh orientation; a changed set of attitudes and beliefs	a course introducing a new situation or environment
	an integrated set of attitudes and beliefs
	a person's awareness of self with regard to position and time and place and personal relationships
	a predisposition in favor of something
	position or alignment relative to points of the compass or other specific directions