Typical developmental milestones 9 months:
👥Social and emotional milestones: They will be shy or fearful around strangers. They will show different expressions on their face, like happiness, anger or surprise. They smile or laugh when you play games with them. They will look at you when you call their name and they will react when you leave.
🗣Language and communication milestones: They will be making babbling sounds like "bababababa". They could lift their arms to show they want to be picked up.
💪Physical milestones: Put themselves in a sitting position without help and will sit without support. Move items from one hand to another. Use their fingers to move food towards themselves.