This is the 2015th most frequent French word.
caroline
"Caroline" is a French feminine given name, equivalent to "Caroline" in English.
In this context, 'Caroline' is part of a proper noun representing a geographical location.
Ils ont visité la Caroline du Sud pendant leurs vacances.
They visited South Carolina during their vacation.
Here, 'caroline' is used as an adjective to describe a type or style of dance.
La danse caroline est populaire dans cette région.
The Caroline dance is popular in this region.
In this sentence, 'Caroline' is used as a proper noun to refer to a person.