Words
Bast'Jak - (bast-jak) 1) b*stard
Chayeh - (sh-yeah) 1) yeah (if you didn't know that...)
Jgeech - (shek) 1) what
Rakk - (rak) 1) f*ck
Roosha - (roo-sha) 1) dang 2) yeah
Phrases
By Kythri's Bloody Claws - Kythri is probably a Shi'ar god or someone important. The bloody claw part is probably from a Shi'ar myth involving Kythri.
Talons of T'Thyees'Sha - Remember how Shi'ar had wings? I bet they had talons, too. This is probably like Kythri.