Icelandic takk

← Danish tak (borrowed)

← Danish tak (cognate)

← German Dank (cognate)

← English thank (cognate)

← West Frisian tank (cognate)

← Proto-Germanic *þankō (derived)

← Proto-Germanic *þankaz (mention)

← Icelandic þökk (cognate)

← Dutch dank (cognate)

← Old Norse þǫkk (derived)

← Swedish tack (cognate)

→ Icelandic takk fyrir (compound)

→ Icelandic þökk (cognate)