1. A catkin.

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

• amentya,
• zmentum,
• smentum,
• wmentum,
• qmentum,
• anentum,
• akentum,
• ajentum,
• amwntum,
• amemtum,
• amentun,
• amemntum,
• amenthum,
• ammentum,
• ameentum,
• amentuum,
• Amantum,
• Ammmentum,
• Amentam,
• Amentuumm

The plural of the "Amentum" can be the "amentums".

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