Homonym: cavalier (Dismissive)
The term "cavalier" can refer to a person who is dismissive or shows a lack of concern for important matters. This attitude often comes across as carefree or unconcerned, which can be perceived as arrogance or indifference. For example, someone might be described as cavalier if they ignore the feelings of others or take risks without considering the consequences.
In a historical context, "Cavalier" also refers to supporters of King Charles I during the English Civil War in the 17th century. These individuals were known for their loyalty to the monarchy and often clashed with the Parliamentarians, or Roundheads, who opposed royal authority. The term has since evolved to describe a certain style of behavior or attitude that is bold and carefree.