1. In an overbearingly domineering manner; as a dictator
   - dictatorially, autocratically, bossily 
2. In an authoritative and magisterial manner
   - authoritatively

See also: magisterial

• copulative conjunction
• copulatory
• copy
• copy editing
• copy editor
• copy out
• copy-and-paste
• copybook
• copycat
• copyedit
• copyhold
• copyholder
• copying
• copyist
• copyread
• copyreader
• copyright
• copyright infringement
• copyrighted
• copywriter
• coq au vin
• coquet
• coquetry
• coquette
• coquettish