lodge vs caravanserai

lodge and caravanserai both are nouns.

Word	Noun	Adjective	Verb	Adverb
lodge	Yes	No	Yes	No
caravanserai	Yes	No	No	No

As nouns, caravanserai is a hyponym of lodge; that is, caravanserai is a word with a more specific, narrower meaning than lodge:

lodge: a hotel providing overnight lodging for travelers
caravanserai: an inn in some eastern countries with a large courtyard that provides accommodation for caravans

Other hyponyms of lodge include caravan inn, caravansary, khan, imaret, post house, posthouse, roadhouse.

lodge (noun)	caravanserai (noun)
any of various Native American dwellings	an inn in some eastern countries with a large courtyard that provides accommodation for caravans
a hotel providing overnight lodging for travelers
a small (rustic) house used as a temporary shelter
small house at the entrance to the grounds of a country mansion; usually occupied by a gatekeeper or gardener
a formal association of people with similar interests