camp bed vs cot

camp bed and cot both are nouns.

Word	Noun	Adjective	Verb	Adverb
camp bed	Yes	No	No	No
cot	Yes	No	No	No

As nouns, camp bed and cot are synonyms defined as:

camp bed (noun)	cot (noun)
a small bed that folds up for storage or transport	a small bed that folds up for storage or transport
	baby bed with high sides made of slats
	a sheath worn to protect a finger