It is fantastic that you instituted Word Wrap on the Table visual. Now install that same functionality on the Matrix visual.
Word Wrap on Matrix (and other visuals)
I totally agree!
In case you weren't aware, this idea is suggested here: https://ideas.powerbi.com/forums/265200-power-bi-ideas/suggestions/6700612-text-wrap-in-tables-cards-etc-in-dashboards and has lots of votes. The PBI team is working on it and they are updating their progress there. :)