S: (n) body of water, water (the part of the earth's surface covered with water (such as a river or lake or ocean)) "they invaded our territorial waters"; "they were sitting by the water's edge"
S: (n) sea (a division of an ocean or a large body of salt water partially enclosed by land)
S: (n) gulf, disconnect, disconnection (an unbridgeable disparity (as from a failure of understanding)) "he felt a gulf between himself and his former friends"; "there is a vast disconnect between public opinion and federal policy"
S: (n) chasm (a deep opening in the earth's surface)
S: (n) opening, gap (an open or empty space in or between things) "there was a small opening between the trees"; "the explosion made a gap in the wall"
S: (n) space (an empty area (usually bounded in some way between things)) "the architect left space in front of the building"; "they stopped at an open space in the jungle"; "the space between his teeth"