1. A hybrid of swimming, gymnastics, and dance, consisting of one or more swimmers performing a synchronized routine of moves in the water, accompanied by music
   - synchronized swimming

Encyclopedia: Synchronised swimming

• knee-hi
• knee-high
• knee-jerk reflex
• knee-length
• knee-trembler
• kneecap
• kneed
• kneel
• kneeler
• kneeling
• kneepan
• knees-up
• knell
• Knesset
• Knesseth
• knickerbocker glory
• knickerbockers
• knickers
• knickknack
• knickknackery
• knife
• knife blade
• knife fight
• knife pleat
• knife thrust