1. Noisy and lacking in restraint or discipline
   "a robustious group of teenagers"
   - boisterous, rambunctious [N. Amer], rumbustious [Brit], unruly

See also: disorderly

• zamindar
• zamindari
• zander
• Zane Grey
• Zangwill
• zaniness
• Zannichellia
• Zannichellia palustris
• Zannichelliaceae
• Zantac
• Zantedeschia
• Zantedeschia aethiopica
• Zantedeschia rehmanii
• Zanthoxylum
• Zanthoxylum americanum
• Zanthoxylum clava-herculis
• Zanthoxylum flavum
• Zanthoxylum fraxineum
• Zanuck
• zany
• Zanzibar
• Zanzibar copal
• zap
• Zapata
• Zapodidae