Another word for uncharted

Ahead of him lay four weeks of uncharted business.

You're in uncharted territory there, but I truly believe you owe it to yourselves to at least try.

And yet, there was something about her that suggested she was in uncharted waters - maybe body language.

Tread uncharted territory with these fresh and funky meal ideas.

For many seniors, sites such as Senior Friend Finder are like what the American West was to early explorers: vast, uncharted, filled with opportunity and, potentially, dangerous.