physical therapy vs physical therapist

physical therapy and physical therapist both are nouns.

Word	Noun	Adjective	Verb	Adverb
physical therapy	Yes	No	No	No
physical therapist	Yes	No	No	No

physical therapy (noun)	physical therapist (noun)
therapy that uses physical agents: exercise and massage and other modalities	therapist who treats injury or dysfunction with exercises and other physical treatments of the disorder