pressure sore vs bedsore

pressure sore and bedsore both are nouns.

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

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

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

Other synonyms of pressure sore include decubitus ulcer.

pressure sore (noun)	bedsore (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)