Here are some examples:
* Changeable: Capable of changing
* Comfortable: Suitable for comfort
* Edible: Capable of being eaten
* Flexible: Capable of bending or being bent
* Negotiable: Open to discussion and change
* Reliable: Capable of being trusted or depended on
* Visible: Capable of being seen
The suffix "-iable" often implies a positive quality, but it can also be used to describe negative qualities, such as "breakable" or "irritable."