Proto-Sino-Tibetan: *sen ( ~ *siǝn)
Meaning: nail, claw
Tibetan: sen nail of a finger or toe.
Burmese: sańh nail, LB *Sinx.
Kachin: (?) lǝmjin1; ? (H) čin.
Lushai: tin nail, claw, hoof, KC *m-tin
Kiranti: *sèn-d[ut]
Comments: PG *chìn claw, *sin nail; Kanauri tśin; Kham sèn; Khami msiŋ ~ mseŋ; Moshang yok-thin; Miri lag-śiŋ ~ lag-yin; Digaro mśi; Midzhu msen; Dhimal kur-siŋ. Sh. 448; Ben. 29. Lush. and KC t- is quite irregular: in fact, we may be dealing with another root, reflected also in Jnp. lǝthin1 heel. A problem is presented by the form *min, reflected in Kach. lǝmjin, Karen *mVN: it can be perhaps regarded as an irregular development < *m-sin, or else represent a completely different root.
