This is how “Patois” is spelled in Jamaican Patois. Additionally, it is similar in spelling to how “patois” is pronounced in Standard English e.g. Pat-wah. Patwah(or Jamaican Patois) is a combination of an English based Creole language and West African based languages. Jamaican Patois came into existence when slaves were learning English to communicate with their master.
Patois: Yuh know how fi chat Patwah?
English: Do you know how to talk Patois?