cay 
(kē, kā)
(kē, kā)n.
A small, low island composed largely of coral or sand.
[Alteration (influenced by QUAY) of Spanish cayo, probably from Taíno.]
- waterborne
- water-borne
- water brash
- waterbuck
- water buffalo
- water bug
- Waterbury
- waterbus
- water caltrop
- water cannon
- water chestnut
- water chinquapin
- water clock
- water closet
- water clover
- watercolor
- watercolorist
- water column
- water-cool
- water cooler
- watercourse
- watercraft
- watercress
- water cure
- water cycle