nej tack (Swedish) comes from Swedish tack, from Old Swedish þak, from Old Norse þak, from Proto-Germanic þaką, from Proto-Indo-European (s)teg- — to cover; pole, stick, beam.
nej tack (Swedish): no, thanks, no thank you
Definitions
no, thanks, no thank you
Ancestry of “nej tack”, step by step
nej tack traces back through two separate lines of ancestry.