In PFS, an Assimar with 12 Int can Speak : Common, Celestial and another languages like :
Racial
• Draconic
• Dwarven
• Elven
• Gnome
• Halfling
• Sylvan
Modern
• Hallit (Kellid)
• Kelish (Kelishite)
• Osiriani (Garundi)
• Polyglot (Mwangi)
• Shoanti (Shoanti)
• Skald (Ulfen)
• Tien (Tian)
• Varisian (Varisian)
Or I misundersdood ?