I think the closest translation for that would be "not clothed" or "ni ahtiid", since I can't find anything either. 

Sourcing: https://www.thuum.org/word.php?w=1007 and https://www.thuum.org/word.php?w=667

Correction: I found the prefix vo- which means un, so combined with the above ahtiid to make voahtiid.

Source: https://www.thuum.org/viewthread.php?thread=514