Æva

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

æva Old Icelandic word can mean:

æva

adv.

æva

1) never (sá er ~ þegir); Gísli kvað þá vísu, er ~ skyldi, G. repeated a verse that he never should;

æva

2) at any time, ever; ~ ekki, never, = æva-gi;

æva

3) not (jörð fannst ~ né upphiminn).

Possible runic inscription in Younger Futhark:ᛅᚢᛅ