my old NACRA 5.8 = WET SPOT
NACRA 5.5 uni = TWO HOT
NACRA 5.7 = wind over water (with the word "wind" looking windblown, and the word water looking like its underwater.

In contrast, my monohull is called "One with the Wind". Once I win a few races on it I'll chaneg it to "Won with the Wind".