I agree with kball. Even if your win/loss is bad, I still wouldn't ditch your main account. In the end, though, it's your decision. Also, if you're looking for Japanese words that start with S, I got some off wiki answers.

Sashimi
sushi
suki (like)
suika (watermelon)
sensei (teacher)
-san (mr/mrs/ms etc. etc.)
san (three)
sugoi (amazing)
suzushi (cool in terms of temperature)
samui (cold)
shimete (close)