bedsore vs pressure sore

bedsore and pressure sore both are nouns.

Word	Noun	Adjective	Verb	Adverb
bedsore	Yes	No	No	No
pressure sore	Yes	No	No	No

As nouns, bedsore and pressure sore are synonyms defined as:

bedsore and pressure sore: a chronic ulcer of the skin caused by prolonged pressure on it (as in bedridden patients)

Other synonyms of bedsore include decubitus ulcer.

bedsore (noun)	pressure sore (noun)
a chronic ulcer of the skin caused by prolonged pressure on it (as in bedridden patients)	a chronic ulcer of the skin caused by prolonged pressure on it (as in bedridden patients)