platonigamy 

When a group of friends are platonically in love with each other; platonic polygamy

Platonigamy is a great practice, all yojrfriends can be included

platonigamy by Sparklegaytocorn February 1, 2017

Platongay 

A platonic relationship between a straight person and a gay person that will always be non sexual.

My guy friend and I went away together for the weekend and of course we forgot to sleep together because our relationship is strictly platongay

Platongay by Sparklecake July 2, 2015