1. In a civil manner.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• livily,
• civilk,
• civila,
• civilan,
• civilty,
• civilin,
• civile,
• civally,
• civiil,
• cilly,
• civily,
• civillity,
• civial,
• sivilla,
• civially,
• sicilly,
• civillan,
• civilily,
• civili,
• civilally

• cifelli,
• civil,
• cipolla,
• civil law.

The adjective form of the word "civilly" is "civil".

The plural form of the word "civilly" is "civillys".

The singular form of the word "civilly" is "civilly". The word "civilly" is already in singular form. The plural form of "civilly" would be "civilly" as well, as it is an adverb that does not have a distinct plural form.