1. The last of the three names by which a Roman of good family was designated; the family name; a surname.

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

• conmen,
• xognomen,
• vognomen,
• fognomen,
• dognomen,
• cignomen,
• ckgnomen,
• clgnomen,
• cpgnomen,
• c0gnomen,
• c9gnomen,
• cognonmen,
• congomen,
• cog nomen,
• agynomen,
• aagnomen,
• agnomenn,
• conmmen,
• comonmen,
• Crinomee

The adverb form of the word "cognomen" is "cognominally".

The adjective form of the word "cognomen" is "cognominal".

The plural of the "cognomen" can be the "cognomens".

The singular of the "cognomen" can be the "cognomen".