From <span class="searchmatch">Proto</span>-Indo-European *krey- (“to sift, separate”). *<span class="searchmatch">krinō</span> first-singular present indicative to sift, separate to distinguish, discern to decide Latin:...
present) Proto-Italic: *<span class="searchmatch">krinō</span> Latin: cernō (see there for further descendants) *kroyh₁-eye- (causative/iterative present) <span class="searchmatch">Proto</span>-Slavic: *krojìti (see there...