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cerner (Verb) "to scrutinize"
From Latin cernere "to discern." From Proto-Italic *krin-e/o- 'id.' From Proto-Indo-European *kr̥-n-i̯- 'id.' A nasal-present from *krei̯- "to sift."
Indo-European
Celtic
Welsh crynu "to shiver," Middle Breton crenaff 'id.,' Middle Cornish krena 'id.'
Balto-Slavic
Old Church Slavonic krai "edge," BCS kròjiti "to cut up"
Hellenic
Ancient Greek κάρᾱ (kára) "head," κρίνειν ‎(krínein) "to judge"