reinforcement vs psychological science

reinforcement and psychological science both are nouns.

Word	Noun	Adjective	Verb	Adverb
reinforcement	Yes	No	No	No
psychological science	Yes	No	No	No

reinforcement (noun)	psychological science (noun)
an act performed to strengthen approved behavior	the science of mental life
a military operation (often involving new supplies of men and materiel) to strengthen a military force or aid in the performance of its mission
a device designed to provide additional strength
(psychology) a stimulus that strengthens or weakens the behavior that produced it
information that makes more forcible or convincing