Maybe have a little extra play, smooching, etc. The danger with abbreviated sex is it becomes very boring. When everything came apart, neither of us were angels, but I want the whole thing to end as amicably as possible. That requires cooperation from your partner. You can suggest to her that it is to the advantage of both of you to part amicably.
Lawyers make more money when there is conflict and anger.
Tongue piercing has become somewhat popular, but there are some real cautions with it. You have to be somewhat careful. The tongue is much more delicate and subject to infection, and having a hard knot at the end of your tongue doesn't necessarily contribute to sexual pleasure. It can also cause dental damage. In discussions with male and female friends, women are more likely to have oral sex before they have intercourse.