Proto-Indo-European *gʰrem-

→ English Grim Reaper (root)

→ English grim (root)

→ English grim (derived)

→ English grim (derived)

→ English grim (root(en/ang))

→ English grum (derived)

→ English groundly (root)

→ English groundly (inherited)

→ English grame (derived)

→ English grame (derived)

→ Old English grimm (derived)

→ Ancient Greek χρόμαδος (derived)

→ Ancient Greek χρόμος (derived)

→ Ancient Greek χρεμετίζω (mention)

→ Ancient Greek Χρεμέτης (derived)

→ Ancient Greek χρέμψ (derived)

→ Norwegian Bokmål grunn (inherited)

→ Norwegian Bokmål grunn (inherited)

→ Norwegian Bokmål Porsgrunn (inherited)

→ Polish grzmieć (derived)