Coast
WordNet
noun
(1) The act of moving smoothly along a surface while remaining in contact with it
"His slide didn't stop until the bottom of the hill"
"The children lined up for a coast down the snowy slope"
(2) The area within view
"The coast is clear"
(3) A slope down which sleds may coast
"When it snowed they made a coast on the golf course"
(4) The shore of a sea or ocean
verb
(5) Move effortlessly; by force of gravity