without

Outside, externally. This is still used in the names of some civil parishes in England, e.g. St Cuthbert Without.

Lacking something.

"Being from a large, poor family, he learned to live without."

In prostitution: without a condom being worn.

Outside of, beyond.

"The snow was swirling without the cottage, but it was warm within."

Not having, containing, characteristic of, etc.

"It was a mistake to leave my house without a coat."

Not doing or not having done something.

"He likes to eat everything without sharing."

Unless, except (introducing a clause).