Not everyone but certainly the population that’s so entwined with slavery assassinations and all manner of things that would be crimes on the surface that they had to create whole new factions of those groups just to line up with the “no evil races” philosophy
Thieves cant could be a dialect of undercommon. After all, not everyone would know that cant, even if they know undercommon.
Not everyone but certainly the population that’s so entwined with slavery assassinations and all manner of things that would be crimes on the surface that they had to create whole new factions of those groups just to line up with the “no evil races” philosophy