I think my parrot is racist.?

he has picked up those words because he has heard them before. yew just need tew teach him that they are bad and yew dont want him tew use them. have a spray bottle with water and when ever it says something yew dont want him tew spray him and tell him not tew say that anymore.my friends bird used tew say things like that and thats how we taught him not tew say stuff like that anymore. hope that helps :)