liman vs lagune

liman and lagune both are nouns.

Word	Noun	Adjective	Verb	Adverb
liman	Yes	No	No	No
lagune	Yes	No	No	No

As nouns, lagune is a hypernym of liman; that is, lagune is a word with a broader meaning than liman:

liman: a long narrow lagoon near the mouth of a river
lagune: a body of water cut off from a larger body by a reef of sand or coral

Other hypernyms of liman include lagoon, laguna.

liman (noun)	lagune (noun)
a long narrow lagoon near the mouth of a river	a body of water cut off from a larger body by a reef of sand or coral