vice president vs V.P.

vice president and V.P. both are nouns.

Word	Noun	Adjective	Verb	Adverb
vice president	Yes	No	No	No
V.P.	Yes	No	No	No

As nouns, vice president and V.P. are synonyms defined as:

vice president and V.P.: an executive officer ranking immediately below a president; may serve in the president's place under certain circumstances

vice president (noun)	V.P. (noun)
an executive officer ranking immediately below a president; may serve in the president's place under certain circumstances	an executive officer ranking immediately below a president; may serve in the president's place under certain circumstances