goggles
:)
goggles
Arm band
I cannot find any words that use all 7 letters. However, serene uses 6 of the 7 letters.
No
7
goggles, snorkle
Goggles or Costume (as in swimming costume/swimsuit) or armband(s) for little children ;)
Formula.
swimming
he won the most gold medals in the 1972 Olympics in swimming (7)
The number of permutations of the letters SWIMMING is 8 factorial or 40,320. The number of distinct permutations, however, due to the duplication of the letters I and M is a factor of 4 less than that, or 10,080.
Natatorium