zaostríti♦♦ gl.
1. (narediti hujše) [razmere, grožnjo] to aggravate, to worsen; [odnose] to worsen, to make* worse
2. (narediti strožje) [pogoje, kriterije] to toughen, to make* more difficult; [nadzor] to tighten; [stališče] to harden
zaostriti se [razmere, odnosi] to worsen, to become* worse; (postati intenzivnejši, bolj napet) [napetost, boji, nasprotja, spor] to escalate, to intensify; [konkurenca] to become* tougher, to intensify