This is the 4335th most frequent Polish word.
francuski
"Francuski" means "French" in English.
Here, 'francuski' is used in the instrumental case (po francusku) to denote the French language in terms of communication.
Mówię po francusku.
I speak French.
Here, 'francuski' is used as an adjective modifying 'deser,' indicating the origin of the dessert as French.
Ten francuski deser jest przepyszny.
This French dessert is delicious.
Here, 'francuski' is used as a noun representing the French language and standing for the distinctive characteristics of it.