STEDT Etymon #5870
6.0 Verbs of Motion, of Manipulation, and of Production > 6.9 Undoing > 6.9.3 Chop, slice
#5870 PTB *(t)sə-r CRACK / RIFT / FISSURE (provisional) |
斯 sī ‘rend, tear’ *se.
Comment: Shuowen says 斧以斯之 ‘to rend using an axe/hatchet’.