caravan inn vs caravansary

caravan inn and caravansary both are nouns.

Word	Noun	Adjective	Verb	Adverb
caravan inn	Yes	No	No	No
caravansary	Yes	No	No	No

As nouns, caravan inn and caravansary are synonyms defined as:

caravan inn and caravansary: an inn in some eastern countries with a large courtyard that provides accommodation for caravans

Other synonyms of caravan inn include caravanserai, khan.

caravan inn (noun)	caravansary (noun)
an inn in some eastern countries with a large courtyard that provides accommodation for caravans	an inn in some eastern countries with a large courtyard that provides accommodation for caravans