Sint Eustatius vs Saint Eustatius

Sint Eustatius and Saint Eustatius both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sint Eustatius	Yes	No	No	No
Saint Eustatius	Yes	No	No	No

As nouns, Sint Eustatius and Saint Eustatius are synonyms defined as:

Sint Eustatius and Saint Eustatius: an island in the Netherlands Antilles

Other synonyms of Sint Eustatius include St. Eustatius.

Sint Eustatius (noun)	Saint Eustatius (noun)
an island in the Netherlands Antilles	an island in the Netherlands Antilles