Oasis
Part of speech: noun
Definition: A well or spring of fresh water, surrounded by a fertile region of vegetation, in a desert. A quiet, peaceful place or situation separated from surrounding noise or bustle.
Example sentence: When you go to an oasis, you go there to supply yourself with the vital things you are missing, things that you need.
Haven
Part of speech: noun
Definition: A harbour or anchorage protected from the sea.A place of safety; a refuge or sanctuary.
Part of speech: verb
Definition: To put into, or provide with a haven.
Example sentence: Our priority is to go after ISIL. And so what we have said is that we are not engaging in a military action against the Syrian regime. We are going after ISIL facilities and personnel who are using Syria as a safe haven, in service of our strategy in Iraq.