What is the meaning of Ostry?

sharp (able to cut easily)

hot, spicy

acute (less than ninety degrees)

rough, sharp, fierce (demanding or critical)

dangerous (of a dog)

harsh, severe, brutal, cruel

clear, explicit

high (of sound)

bright (of an object's color)

sharp, keen, acute (of emotions or senses)

fast

sharp, steep

Source: wiktionary.org