Yumnesia 

the inability to remember ever having eaten before in his life

My cat just ate the entire bowl of his feed and half a minute later came meowing at us like insane. We say he has yumnesia.

Yumnesia by BluHNT June 19, 2021

Yamnesia 

When the yams are so good, you completely forget everything going on in your life.

When life gets tough, you should try to get yourself a heaping handful of yamnesia.

Yamnesia by Khathaddeus January 10, 2022