EstR[2] 9.2(12) :הדין קברניטא‏ :
See the entire entry for quḇernīṭ, quḇernīṭā n.m. helmsman

EstR[2] 9.2(12) :רישא דתורנא‏ : the top of the mast †
See the entire entry for twrn n.m. mast