1. In a proud and domineering manner
   - cavalierly 
2. Without respect; in a disdainful manner
   - contemptuously, scornfully, contumeliously, opprobriously

See also: disdainful

• American white pine
• American widgeon
• American wistaria
• American wisteria
• American woodcock
• American wormseed
• American-Indian language
• Americana
• Americanisation
• Americanise
• Americanism
• Americanization
• Americanize
• americium
• Americus Vespucius
• Amerigo Vespucci
• Amerind
• Amerindian
• Amerindian language
• Amerindian race
• Amerindic
• Ameslan
• ametabolic
• ametabolous
• amethopterin