The Capitol accent is distinctive, said to sound "silly" and effete to people from the Districts; the accent is described as being "high-pitched with clipped tones and odd vowels". The letter 's' is a hiss and the tone rises at the end of every sentence, as if the speaker is asking a question as Katniss says so in The Hunger Games when she is being prepared for Cinna;
"Why do these people speak in such high pitch? Why do their jaws barely open when they talk? Why do the ends of their sentences go up when their asking a question? Odd vowels, clipped words, and always a hiss on the letter s..."
To me the Capitol accent from The Hunger Games i