Old Norse þakka

← Old English þancian (mention)

← Proto-Germanic *þankōną (inherited)

← Old High German dankōn (mention)

← Old Saxon thankon (mention)

→ Old English þancian (cognate)

→ Danish takke (derived)

→ Faroese takka (inherited)

→ Old Swedish þakka (inherited)

→ Old High German dankon (cognate)

→ Icelandic þakka (inherited)

→ Norwegian Bokmål takke (derived)

→ Old Saxon thankon (cognate)

→ Inari Sami takkâ (derived)

→ Swedish tacka (inherited)