deadens is a form of:

Deaden



1.
(To deprive of or lose vitality, the vigor or intensity of, to make numb vi, to become as if dead. dead end an end of a street, an impasse) រំលស់ (បន្ធូរ, សម្រាល) / សម្រាលតម្លង់, សម្រាលពង្ហឹង, បង្អន់សំឡេង (ធ្វើឱ្យថយកម្លាំងសូរ)
Example: To deaden sound; deaden pain.deaden a nerve សម្លាប់, ធ្វើឱ្យស្ពឹក, deaden sound ធ្វើឱ្យបាត់ឮសូរ
Example: The vitamin helped to deaden the pain of my sunburn.
ENGLISH MEANING
verb
1.
(TRANSITIVE) To render impervious to sound, as a wall or floor; to deafen.
1.
anesthetize, benumb, desensitize, dull, impair, numb, paralyze, repress, slow