How do you write a sentence using the word seeluded?

I think you mean "secluded". "secluded" is an adjective meaning:

1. Removed or remote from others; solitary.

2. Screened from view; private.

Here's an example of the Word used in a sentence:

With a boat you can find a secluded cove, far from the crowded beaches near the main tourist resorts.