Shyriiwook ainda é o nome da língua Wookiee no cânon da Disney?

Sim, absolutamente é.

É mencionado diretamente no romance de Star Wars: Lost Stars , uma parte da nova "Viagem ao Despertar da Força". "series

Thane believed she was too trusting, but it was her ship and her business. She’d run a freighter for a couple of centuries without his help, so he figured she could size people up well enough. As he’d learned to understand Shyriiwook better, he’d realized how intelligent his captain was.

Isso é feito em Star Wars: absolutamente tudo o que você precisa saber

3 Wookiee Languages: Shyriiwook, Thykarann, Xaczik

juntamente com um útil guia de tradução que oferece algumas frases úteis para memorizar:

How to speak Shyriiwook

"WYAAAAAA!" = "Hello!"
"AARRR WGH GGWAH" = "Jump to hyperspace"
"ROOOARRGH UR ROO" = "I have a bad feeling about this"
"WWWAH RRROOOAAAH WHA?" = "Want to play some holo-chess?"

Sim.

The three Wookiee languages are Shyriiwook, Thykarann and Xaczik.

(src: Sun's "20 fun facts from new book Star Wars: Absolutely Everything You Need To Know")