Where does “insular” come from?

insular (Catalan) comes from Latin insularis, from Latin -āris, from Latin -ālis, from Proto-Italic -ālis.

insular (Catalan): insular

Definitions

Step	Language	Word	Meaning
1	Latin	insularis	of or pertaining to an island, insular
2	Latin	-āris	—
3	Latin	-ālis	—
4	Proto-Italic	-ālis	—

insular — Etymology, Origin & Word History | Etymology Explorer