Truespeech
[two-actions]
Spell 5
Source Player Core pg. 368
Range touch
Duration 1 hour
The target can understand all words regardless of language and also speak the languages of other creatures. When in a mixed group of creatures, each time the target speaks, it can choose a creature and speak in a language that creature understands, even if the target doesn't know what language that is.
Heightened (7th) The duration is 8 hours.