Antonyms of adj controllable

1 sense of controllable

Sense 1
controllable, governable -- (capable of being controlled)

INDIRECT (VIA manageable) -> unmanageable, difficult -- (hard to control; "a difficult child", "an unmanageable situation")

Similarity of adj controllable

1 sense of controllable

Sense 1
controllable, governable -- (capable of being controlled)
       => manageable (vs. unmanageable) -- (capable of being managed or controlled)