Old Norse þrøngva

← Proto-Germanic *þrangwijaną (inherited)

← Proto-Indo-European *trenkʷ- (root)

→ Danish trænge (inherited)

→ Old Swedish þrængia (inherited)

→ Norwegian Bokmål trenge (inherited)

→ Old Norse þrøngving (suffix)

→ Old Norse þrønging (suffix)

→ Old Norse þrøngð (suffix)

→ Swedish tränga (derived)