Canal
water (H2O)
sharkmantasquidguppyconch
vapor, steam
islet
"Ocean"...?
Pearl pear
A five letter word which means to convert into vapor is steam. It is the process of heating or boiling water and turning it into vapor.
salty or sea water
The brackish water had an unpleasant, salty taste and smelled foul. Using another word for brackish: The salty water was stagnant and unpleasant.
After eating salty pretzels, she drank a glass of water. I love the feeling of sand between my toes and the taste of salty ocean water on my tongue. The salty sidewalks prevent people from slipping on the ice.
The word is wring (as in to wring out a wet cloth).