• magnes,
• aganous,
• agnuse,
• magoun,
• magnad,
• magnu,
• oegnus,
• agnuss,
• Daggus,
• magness,
• magns,
• maggnes,
• Magnas,
• magauri,
• Mangus,
• lannus,
• Reignur,
• maynus,
• magnis,
• maggnus

• magnesite,
• magnesia,
• Magnusson,
• magness,
• magnuson,
• magnesium.

The adjective form of "magnus" is "magnus". In Latin, "magnus" means "great" or "large," and it is commonly used as an adjective to describe something of considerable size, importance, or significance.

The plural form of the word "Magnus" is "Magni"

The singular form of the word "Magnus" is still "Magnus". The word "Magnus" itself is a Latin name that is unchanged in singular and plural form.