bather

noun5

1. •
   One who bathes (cleans oneself with water, for example in a bathtub).
2. •
   One who immerses oneself in water for pleasure or refreshment: one who swims (for example at a lake or beach).
3. •
   A bathing costume
4. •
   A sunbather
5. •
   One who gives a bath to another.