예: tɕy³³(입)ui³³(눈) > tɕo³³ui³³ ‘얼굴’ ; tsi³³(子)mɯ⁴⁴(母) > tsɯ³³mɯ⁴⁴ ‘母子’
앞 음절의 성조가 변화되는 경우가 일반적임.
(1) 21/33+55>35
ta³⁵(| ko³³ | ɕua⁴⁴. | | |
| play | PFV | two | years |
(2) 44+55>55
| sɯ⁴⁴ | xɯ⁵⁵ | kiɛ⁴² | mɯ²¹ | mɯ³⁵ | → | sɯ⁵⁵ | kiɛ⁴² | mɯ²¹ | mɯ³⁵ |
| place | in | door | front | PTCL | → | place.in | door | front | PTCL |
(3) 21/42/33/35+44>35
| kʰua⁴⁴ | pia⁵⁵ | ( | |
| dog | bark | like | bark |