Indefineable 

Nerd

Indefineable is a Nerd for real

Indefineable by Haqqam? March 15, 2022

indefinable sheep 

What my thoughts turn into when I'm stoned.

I had something to say to you, but then it just dissolved into indefinable sheep

indefinable sheep by Boomer150289 December 24, 2008

undefineable

Undefineable isn't defined.
Can you define it?

No.

The word is undefineable

undefineable by krust dizzle November 30, 2013

indefigable 

when you don't know what word to use and you want to sound smart.

The indefigable wind nearly blew me over.

the indefigable candy tasted delicious.

indefigable by nnnngggggeeeeee January 24, 2021