lessen

1. V-T/V-I If something lessens or you lessen it, it becomes smaller in size, amount, degree, or importance. 減少; 降低; 減輕

He is used to a lot of attention from his wife, which will inevitably lessen when the baby is born. 他習慣了妻子無微不至的關心，這種關心在孩子出生以後將不可避免地減少。

2. lesseningN-UNCOUNT 減輕

...increased trade and a lessening of tension on the border. …貿易的增加和邊境緊張侷勢的減輕。