diminish

decrease, diminish, lessen, reduce, dwindle

动词 diminish:

1. decrease in size, extent, or range
   同义词：decrease, lessen, fall
2. lessen the authority, dignity, or reputation of
   同义词：belittle

1. His illness diminished his health.
   疾病侵蚀了他的健康。
2. As he turned the knob, the sound diminished.
   他一转旋钮，声音就变小了。
3. He likes to diminish the skills of others.
   他喜欢贬低别人的技能。

di.min.ish

v.（动词）
di.min.ished,di.min.ish.ing,di.min.ish.es
v.tr.（及物动词）

To make smaller or less or to cause to appear so.
减少：使减少或使似变少
To detract from the authority, reputation, or prestige of.
减损（权势、声誉）：使权势、声誉或地位降低
To cause to taper.
使成锥形
Music To reduce (a perfect or minor interval) by a semitone.
【音乐】 把（音程）减半音：把（纯音程或小音程）减小半度
v.intr.（不及物动词）
To become smaller or less.See Synonyms at decrease
变小或减少参见 decrease
To taper.
逐渐变细

来源：
Middle English diminishen
中古英语 diminishen
blend of diminuen [to lessen] from Old French diminuer from Latin dominuere variant of dôminuere dô- [de-] minuere [to lessen]
混合了 diminuen [减小] 源自 古法语 diminuer 源自 拉丁语 dominuere dôminuere的变体 dô- [前缀，表.减少.] minuere [减弱]
minishen [to reduce] from Old French minuiser from Vulgar Latin *minôti3re from Latin minôtia [smallness] from minôtus [small] [from past participle of] minuere [to lessen] * see mei- 2
minishen [减少] 源自 古法语 minuiser 源自 俗拉丁语 *minôti3re 源自 拉丁语 minôtia [变小] 源自 minôtus [小的] [] 源自minuere的过去分词 [减少] *参见 mei- 2

【引伸】
dimin.ishable
adj.（形容词）
dimin.ishment
n.（名词）