reorientation vs change of direction

reorientation and change of direction both are nouns.

Word	Noun	Adjective	Verb	Adverb
reorientation	Yes	No	No	No
change of direction	Yes	No	No	No

As nouns, reorientation and change of direction are synonyms defined as:

reorientation and change of direction: the act of changing the direction in which something is oriented

reorientation (noun)	change of direction (noun)
the act of changing the direction in which something is oriented	the act of changing the direction in which something is oriented
a fresh orientation; a changed set of attitudes and beliefs