Þatki

As defined by A Concise Dictionary of Old Icelandic (Geir Zoëga):

þatki

’that not’; ~ at, when … not (til hvers skal ek þjóna honum lengr, ~ at ek fá mála minn falslaust); not even that (~ at þú hafir brœkr þinar).

Possible runic inscription in Younger Futhark:ᚦᛅᛏᚴᛁ

Also available in related dictionaries:

This headword also appears in dictionaries of other languages closely related to Old Icelandic.

• Old Norse - Cleasby & Vigfusson Dictionary