There's actually no such language as "Creole". The word creole refers to a type of language that results from the combination of two completely different parent languages. There are more than 100...
'Stupid' doesn't mean using foul words. Referring to someone or something as 'stupid' simply means you think they aren't very smart; that they're lacking in intelligence. The term is sometimes used...
Words for "stupid"
unintelligent intellectually challenged dull witless dense brainless dumb boneheaded
Words for "obstinate"
stubborn inflexible strong-willed head strong inflexible tenacious...
A word for stupid is......... Dumb,Idiot and i think that's all (Well at least i think lol) But any way ask someone else and they may tell you something. :)