Murchase 

Simply a Purchase of Merchandise to support or represent your team, favourite band, Twitch channel etc.

From a comment made on Twitch.tv/chess during the Magnus Carlsun vs Fabiana Caruana match by Daniel Rensch To Robert Hess.

I murchased some Fortnite t-shirts after playing online all weekend.

Murchase by FlashwaveXL November 16, 2018

merchase

The desperate need to make up a word that doesn't exist.

We told Greg he could not merchase during the game.

merchase by Smokymtngirl January 29, 2021

Merchase

When you purchase merchandise aka merch

One hell of a merchase you made pal.

Merchase by Broke Trapper The Dope Snatche March 2, 2021