Word of recall must return them to a very familiar place.
Fronty has literally never been to anywhere in their entire life (err... unlife) but the godsmoot.
Her host however was.
All she has to do is absorbing the right memories.
"If it lives it can be killed.
If it is dead it can be eaten."
Ronkong Coma "the way of the bookhunter" III Catacombium
(Walter Moers "Die Stadt der träumenden Bücher")