Hello there! I am the Wandering Wookiee. My passion for exploring takes me all over the galaxy, so when on your travels, be sure to keep an eye out for me!
Well sure, the easiest way for them to make a passable "language" was probably just to make a new font. Iirc you can also just talk to them with a droid or a character who knows wookie though.
(i assume the people downvoting my comment only know the word as an alt-right thing and are unaware of its earlier etymological journey which makes it a relevant response to this thread. in fairness, I'd forgotten how far they went with it in 2016 until I just read that wowpedia page 😬)