1. Characterized by undue haste and lack of thought or deliberation
   - hotheaded, impulsive, impetuous, madcap, tearaway

See also: incautious

• metrify
• metrist
• metritis
• metro
• metrological
• metrology
• metromania
• metronidazole
• metronome
• metronome marking
• metronymic
• metropolis
• metropolitan
• metroptosis
• metrorrhagia
• metrosexual
• Metroxylon
• Metroxylon sagu
• green snake
• green soap
• green soybean
• green spleenwort
• green tea
• green thumb
• green turtle