Possible Clues:

• Taken a dip
• Like a butterfly in water?
• Like the English Channel for the first time in 1875
• Done some laps in a pool
• Like lapsin the pool
• Has done some laps
• Weight problem's eating, covered by a stroke?
• Past participle for Michael Phelps
• Crawled, say
• Total secured with having pooled one's efforts?