Manageable
Part of speech: adjective
Definition: Capable of being managed; governable; tractable; subservient.
Example sentence: Al-Qaida became the new Soviet Union, and in the process, Bin Laden became a demonic, terrifyingly powerful figure brooding in a cave while he controlled and directed the al-Qaida network throughout the world. In this way, a serious but manageable terrorist threat became grossly exaggerated.
Accomplishable
Part of speech: adjective
Definition: Capable of being accomplished; practicable.