obstreperous (adj.)
- blaring
- blatant
- blustering
- boisterous
- brassy
- brazen
- clamant
- clamorous
- clanging
- clangorous
- clattery
- contumacious
- crying
- defiant
- disorderly
- fractious
- incorrigible
- indocile
- indomitable
- intractable
- irrepressible
- loud
- naughty
- noisy
- openmouthed
- ornery
- rackety
- rambunctious
- rampant
- raucous
- recalcitrant
- refractory
- resistant
- resisting
- restive
- revolutionary
- riotous
- rip-roaring
- rowdy
- rumbustious
- screaming
- shrewish
- strident
- tempestuous
- terrorist
- tumultuous
- turbulent
- unbridled
- uncontrollable
- uncontrolled
- undisciplined
- ungovernable
- unmalleable
- unmanageable
- unrestrained
- unruly
- unsubmissive
- uproarious
- vociferous
- wild
