breathless vs pulseless

breathless and pulseless both are adjectives.

Word	Noun	Adjective	Verb	Adverb
breathless	No	Yes	No	No
pulseless	No	Yes	No	No

As adjectives, breathless and pulseless are synonyms defined as:

breathless and pulseless: appearing dead; not breathing or having no perceptible pulse

Other synonyms of breathless include inanimate.

breathless (adjective)	pulseless (adjective)
not breathing or able to breathe except with difficulty	appearing dead; not breathing or having no perceptible pulse
appearing dead; not breathing or having no perceptible pulse
tending to cause suspension of regular breathing