Voy vomito! which is spanish for I'm going to vomit. That's the only one I can think of.
Or how about Victory! Or for a magician, Vanish!
Vive! French, as in Vive la Quebec Libre! (What got De Gaulle booted out of Canada.)
Or maybe even "Voila!"
Or maybe even "Vvvvvvvvohthisisastupidquestion!"
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Vampire! from Twilight
btw, voy vomito doesn't makes any sense, it would be translated like " go vomit"
Va-VA-VA Voom!
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Also:
Verdad!, which would come to mean "Its True!" in Spanish.
Ven! which is "Come here" in Spanish
Volga! (river Volga) xD
Dinner is ready, don't do that, drop your weapon and duck are exclamations. They begin with the letter d.
Aha!
amen
D'oh! Duh! Damn! Darn it! Drat! Dash it all!
Lookout
Zap!
"Jump!" is an exclamation.
excuse me!!!
Pig's pie! Oh my!
Kick it is shouted at a soccer game. It begins with the letter k.
Help! Jump! Stop!
Here are some:Jump!Jets!Jumping Jehosaphat!