Proto-Indo-European *(s)ker- (cut)

→ English shrew (root)

→ English sharp (root)

→ English scrotum (root)

→ English corium (root)

→ English cortex (root)

→ English cenacle (root)

→ English scruple (root)

→ English carnelian (root)

→ English cortical (root)

→ English cortico- (root)