Proto-Sino-Tibetan: *r[iǝ̆]m / *r[iǝ̆]p
Meaning: quick, hurry
Tibetan: grim-pa hasten, hurry.
Kachin: (H) lǝram be quick.
Lepcha: rem strong; quick, swift, to be able; grám to hasten, to speed
Comments: For the Chinese form cf. alternatively Lepcha kăp 'to be hurried, flurried, flustered'.