1. (adjective) difficult to solve or alleviate

• unmanageable

2. (adjective) of persons

• indocile
• ungovernable
• unruly

3. (adjective) incapable of being controlled or managed

• uncorrectable
• unmanageable

4. (adjective) impossible to repress or control

• irrepressible

1. (adjective) difficult to solve or alleviate

• intractable

2. (adjective) of persons

• difficult
• unmanageable

3. (adjective) incapable of being controlled or managed

• incorrigible

4. (adjective) impossible to repress or control

• uncontrolled

1. (adjective) of persons

• fractiousness
• unruliness
• wilfulness
• willfulness

2. (adjective) incapable of being controlled or managed

• recalcitrance
• recalcitrancy
• refractoriness
• unmanageableness

3. (adjective) impossible to repress or control

• buoyancy
• irrepressibility