動詞 assuage:

1. cause to be more favorably inclined; gain the good will of
   同義詞：pacify, lenify, conciliate, appease, mollify, placate, gentle, gruntle
2. satisfy (thirst)
   同義詞：quench, slake, allay
3. provide physical relief, as from pain
   同義詞：relieve, alleviate, palliate

1. Assuage their chronic insecurity.
   消除他們長期的不安全感
2. Nothing can assuage the widow's grief.
   什么也不能緩和這寡婦的哀傷。

as.suage

v.tr.（及物動詞）
as.suaged,as.suag.ing,as.suag.es
To make (something burdensome or painful) less intense or severe:
使減輕，使緩解：使（沉重的或痛苦的事情）減輕或緩解：
例句：
assuage her grief.See Synonyms at relieve
緩和她的悲痛參見 relieve

To satisfy or appease (hunger or thirst, for example).
使?jié)M足，使緩解：使?jié)M足或緩解（如饑餓或口渴）
To pacify or calm:
使平息，使鎮(zhèn)靜：
例句：
assuage their chronic insecurity.
消除他們長期的不安全感

來源：
Middle English asswagen
中古英語 asswagen
from Old French assuagier
源自 古法語 assuagier
from Vulgar Latin *assu3vi3re
源自 俗拉丁語 *assu3vi3re
Latin ad- [ad-]
拉丁語 ad- [前綴，表.朝，向.]
su3vis [sweet] * see sw3d-
su3vis [甜] *參見 sw3d-

【引伸】
assuage.ment
n.（名詞）