• mogging,
• mufins,
• tuggings,
• migrins,
• magins,
• murging,
• buggins,
• huggins,
• muggin,
• mugging,
• mugins,
• muguns,
• mugines,
• muccins,
• mugings,
• pyggins,
• Muggens,
• Ruggnine,
• moggis,
• Dugginn

• mucinous,
• musingly,
• mushiness,
• mugging,
• mugginess,
• mussiness,
• musing.

The adjective form of the word "muggins" is "mugginsy". However, it is a less common word and not widely used.

The plural form of the word "muggins" is also "muggins".

The singular form of the word "muggins" is "muggins". The word does not change in form when used in the singular or plural.