Here are some other options, depending on the context:
* Manipis - This word implies thinness, often used for objects or materials.
* Hubad ang buto - This literally means "bones are bare," suggesting a very thin and bony appearance.
* Payatot - This is a more informal and playful way to say "skinny."
The best word to use will depend on the specific situation and the nuance you want to convey.