orient vs reorientate

orient is a noun but reorientate is not a noun.

Word	Noun	Adjective	Verb	Adverb
orient	Yes	No	Yes	No
reorientate	No	No	Yes	No

As verbs, reorientate is a hyponym of orient; that is, reorientate is a word with a more specific, narrower meaning than orient:

Other hyponyms of orient include guide, guide on, reorient.

orient (noun)	reorientate (noun)
the hemisphere that includes Eurasia and Africa and Australia

orient (verb)	reorientate (verb)
adjust to a specific need or market	orient once again, after a disorientation
familiarize (someone) with new surroundings or circumstances
determine one's position with reference to another point
be oriented
cause to point