undervalued 

: to place too low a value on (something)
: to fail to give enough importance to (something)

Her contribution to the project was undervalued.
you shouldn't undervalue your talent—you are a very gifted singer

undervalued by Aidia May 26, 2018

Undervalued 

Meme Lordz

Damn, that Meme Lordz sure is undervalued at $0.01.

Undervalued by Word to the wise November 3, 2021

undervated 

When someone gets in the elevator with you and presses the button for a floor beneath the one you already chose, making your ride longer.

I got on the elevator to head back to my room last night but three people got on and undervated me.

undervated by smtarves November 16, 2006

undertaled 

When you look up something mundane, but Undertale-related results come up.

I did a Google Search for spaghetti and got pictures of a skeleton with a scarf
Looks like I've been Undertaled

undertaled by just another random rando July 2, 2017

Undertaled 

When somebody or something does something relating to the 2015 game Undertale.

Me:Oh man, she just straight up Undertaled you!

Undertaled by IceG15464 May 23, 2018