All the time. Tricky words like banal, concomitant, and paean. Names like Cthulhu, Ng, and Gaiman (long "a" or long "i"?). Weird words like mambaskin, lich, or oenophile. Slang such as pwn. British places such as Lancaster and Worcestshire. Foreign words such as etagere, hors d'oeuvres, vichyssoise, or anything Welsh.
