The last letter is the AH sound, and it's used only for people who pronounce AH and Short O differently. I sometimes pronounce AH and Short O differently, and sometimes the same, it varies. EVdN IF YQ bR NoT YQZIn Xd NQaLF FoNT, YQ KaN STIL RED XIS TeKST. XIS FORM dV NQaLF IZ KqLD NQaLF aSKE (Nooalf ASCII).