ostrína sharpness; cutting edge; figurativno acuteness
ostrína vida sharp-sightedness
na ostríno gnati to push things to extremes
nóžev -a, -o of a knife
nóžev, -a, -oa klina knife-blade
nóžev, -a, -oa konica point of a knife
nóžev, -a, -oo rezilo, ostrina knife-edge
nóžev, -a, -o ročaj knife-handle