As verbs the difference between deafen and deaden
is that deafen is to make deaf, either temporarily or permanently while deaden is to render less lively; to diminish; to muffle.
deafen
English
Verb
(
en verb)
To make deaf, either temporarily or permanently
To make soundproof
deaden
English
Verb
(
en verb)
To render less lively; to diminish; to muffle.
To become less lively; to diminish (by itself).
To make soundproof.