--- Patricia reit:

> the intention is to say
> I live alone but not lonely

Perhaps the most straightforward way would be:

Ek em einbúi, en eigi einmani.

In Modern Iceland, we would say:

Ég er einbúi, en ekki einmana.

Or simply:

Ég bý ein, en er ekki einmana.

Regards,
Eysteinn