1. Offensively discourteous
   - unchivalrous, ungallant

See also: discourteous

• Frederick I
• Frederick II
• Frederick Jackson Turner
• Frederick James Furnivall
• Frederick Law Olmsted
• Frederick Loewe
• Frederick Moore Vinson
• Frederick North
• Frederick Sanger
• Frederick Soddy
• Frederick the Great
• Frederick William
• Frederick William I
• Frederick William II
• Frederick William III
• Frederick William IV
• Fredericksburg
• Frederico Garcia Lorca
• Fredericton
• free
• free agency
• free agent
• free association
• free burning
• free central placentation