Roleplaying is meant to heighten your sexual arousal by re-enacting a scenario in which you and your partner get aroused. This can mean truly whatever you wish it to.
In today’s society, not being able to clearly name or define something makes it hard for us to understand it, such is the complicated case of jealousy; where even the Oxford Dictionary can't offer a singular definition for it. This being said, it is no wonder that jealousy gets used incorrectly or even interchangeably with other emotions.