1. Full of inhabitan's; abounding with people.

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

• populos,
• popolus,
• populas,
• populis,
• populor,
• poplous,
• populouse,
• popules,
• populers,
• populious,
• populaur,
• poplour,
• populur,
• populs,
• populour,
• populess,
• populu,
• cocculous,
• peplous,
• poppulous

• populism,
• populist,
• populace,
• populus.

The adjective form of the word "populous" is "populated".

The plural form of the word "populous" is "populous". The word doesn't change in its plural form.

The singular form of the word "populous" is "populace"