Collocations for island - noun

outlying, remote
a ferry service to the outlying islands

coral, tropical, volcanic
desert, deserted, uninhabited
offshore
Puerto Rico and its offshore islands

chain, group
a group of tropical islands

chain, group
the island chain of the Bahamas

home
They were forced to leave their island home and start a new life on the mainland.

paradise
the island paradise of Phuket

nation
Fiji is a small South Pacific island nation.

on an/the island
He owns a house on the island.

the … coast, side, tip, etc. of an island
The best beaches are on the southern tip of the island.