Unwinnable 

(adj.) to say that something can't be defeated. You can't win it basically.

Pubg is an unwinnable game.

Unwinnable by Prayut Chanocha August 17, 2019

undingable 

Cannot hold; be unable to stand up to or resist further

The noise was so undingable that I couldn't bear it anymore.

undingable by Jackey Javi November 16, 2016

Unwifeable 

Someone who isn't wife material for whatever reason

Cindy can't cook to save her life, she is so unwifeable!

Unwifeable by Pseudonymph2010 January 30, 2010

unlinkable

the opposite of link. to be unlinkable basically no one sees you, can make plans with you, etc. usually used by females in their bag or someone who wants to be introverted for a minute

everyone was moving around me funny so i became unlinkable

Kayla saw that I had money now and tried to see me. but I dubbed her and said I was unlinkable

unlinkable by XxAoCXx December 1, 2018

unsinkable molly brown

A turd that cannot be flushed.

Damn! Who clogged up the toilet? That is one unsinkable molly brown!

unsinkable molly brown by CesareL May 14, 2007

UNDINGABLE 

I CAN'T DING THIS ANYMORE

THIS IS UNDINGABLE!!!I CAN'T DING THIS ANYMORE

UNDINGABLE by Nezuko SIMP November 11, 2021

unlinable 

Someone who is consistently out of line and who cannot be kept in line.

Mike: "Keep Jim in line, Ok?"
Don: "I can't! Jim is unlinable!"

unlinable by Ivo H April 13, 2014