Proto-Indo-European *(s)merd-

→ English smart (root)

→ English smart (derived)

→ English smart (derived)

→ English morsel (root)

→ English mordant (root)

→ English remorse (root)

→ English morceau (root)

→ English mordacious (root)

→ English smartphone (root)

→ Old English smeortan (derived)

→ Old English smeart (derived)

→ German schmerzen (derived)

→ Spanish morder (derived)

→ Ancient Greek σμερδνός (derived)

→ Ancient Greek σμερδαλέος (derived)

→ Italian mordere (derived)

→ Italian smartphone (root)

→ Latin merda (derived)

→ Latin mordeo (derived)

→ Ladino modrer (derived)

→ Portuguese morder (derived)