Kkusum language????

hey did anyone notice the language they speak in kkusum.....i mean that they kmess up the language....they say "phir" like "fhir"....most of the words the dadi and stupd kali speak have a "f" as the beginning and i find that WRONG!! wat do u guys think???? or it mayb that i don't know the language that well.....LOL!!! (embarrassed) 😳