ꠡꠥꠖ꠆ꠗ (śuddó) + ꠜꠣꠡꠣ (báśa). Ultimately from Sanskrit शुद्ध (śuddha) and Sanskrit भाषा (bhāṣā).
ꠡꠥꠖ꠆ꠗ ꠜꠣꠡꠣ • (śuddó báśa)