polygamous
a person who performs more than one task at the same time is usually called multitasker
Promiscuity
Both partners will be very happy.
You would call this person a child. By the time a child reaches puberty, he or she knows.
Having many different sexual partners (not necessarily at the same time) and not being tied down to one person in a relationship.
who as had the most sexual partners at one time
no but you'll know when your on a call and another call comes in and you see the same person your talking too coming in as a call, not the person calling you at the time.
Ambidextrous (I think that's how you spell it)
A smart person who doesn't interrupt the singer.
She was never monogamous, she always had multiple partners at the same time.
When one person plays chess against many opponents at the same time is called a simul.
A person living at the same time as another is commonly referred to as a "contemporary." This term is often used to describe individuals who exist during the same historical period or era. In a broader context, it can also refer to peers or individuals within the same age group.