IPA: /ˈsɛtəbl/
KK: /ˈsɛtələbəl/
Able to be resolved or arranged in a satisfactory way.
The dispute was deemed settleable after both parties agreed to negotiate.
Settleable → It is formed from "settle" (from Old English *setlan*, meaning to cause to sit or to establish) and "-able" (meaning capable of). The word "settleable" means capable of being established or resolved.
Think of something that can be 'established' or 'resolved' — 'settle' means to establish, and '-able' indicates it can be done.