Laughingstock as a noun is an object of ridicule, someone who is publicly ridiculed; a butt of sport. while Stooge as a noun is one who knowingly allows himself or herself to be used for another's profit.
Part of speech: noun
Definition: An object of ridicule, someone who is publicly ridiculed; a butt of sport.
Part of speech: noun
Definition: One who knowingly allows himself or herself to be used for another's profit.A straight man
We hope you now know whether to use Laughingstock or Stooge in your sentence.