deaden

verb

1. 1

   convert (metallic mercury) into a grey powder consisting of minute globules, as by shaking with chalk or fatty oil

2. 2

   make less lively, intense, or vigorous; impair in vigor, force, activity, or sensation

   Terror blunted her feelings

   deaden a sound

3. 3

   become lifeless, less lively, intense, or active; lose life, force, or vigor

4. 4

   make vague or obscure or make (an image) less visible

   muffle the message

5. 5

   lessen the momentum or velocity of

   deaden a ship's headway

6. 6

   make vapid or deprive of spirit

   deadened wine

7. 7

   cut a girdle around so as to kill by interrupting the circulation of water and nutrients

   girdle the plant