Funtristing 

Fun and interesting

Quidditch looks really Funtristing.

Funtristing by Owenbi_Wan September 4, 2015

funteresting 

a combination of "fun" and "interesting," used to describe something totally amazing.

ex. my trip to Spain was so funteresting.

ex. I really wanna go sky-diving; it must be funteresting!

funteresting by donctastic September 28, 2014

Funtrating

A mix of the words funny and frustrating.

Because both of us kept overthinking, it was funtrating!

Funtrating by EveningHeart August 6, 2022

fantaristing 

A word that splatters out of your mouth when you forget how to say either "fantastic" or "interesting" seperately and just bottle them together.

That is one fantaristing tooth you got there.

fantaristing by Saeed aka Armorking August 26, 2005