bends vs air embolism

bends and air embolism both are nouns.

Word	Noun	Adjective	Verb	Adverb
bends	Yes	No	No	No
air embolism	Yes	No	No	No

As nouns, bends and air embolism are synonyms defined as:

Other synonyms of bends include aeroembolism, caisson disease, decompression sickness, gas embolism.

bends (noun)	air embolism (noun)
pain resulting from rapid change in pressure	obstruction of the circulatory system caused by an air bubble as, e.g., accidentally during surgery or hypodermic injection or as a complication from scuba diving
	pain resulting from rapid change in pressure