動詞 languish:

1. lose vigor, health, or flesh, as through grief
   同義詞：pine away, waste
2. have a desire for something or someone who is not present
   同義詞：ache, yearn, yen, pine
3. become feeble
   同義詞：fade

1. The flower languished from lack of water.
   花因缺水而枯萎。
2. My interest in music has languished slightly.
   我對音樂的興趣有點減退。

lan.guish

v.intr.（不及物動詞）
lan.guished,lan.guish.ing,lan.guish.es
To be or become weak or feeble; lose strength or vigor.
衰弱：變得軟弱或脆弱；失去力量或活力
To exist or continue in miserable or disheartening conditions.
憔悴：存在于或繼續(xù)處于悲慘或沮喪的境況中
To remain unattended or be neglected:
被冷落：未被注意或被忽視：
例句：
legislation that continued to languish in committee.
在這個委員會里繼續(xù)被擱置的方法

To become downcast; pine:
渴望：變得萎靡不振的；渴望：
例句：
languish for home and family.
苦苦思念家和家庭

To affect a wistful or languid air, especially in order to gain sympathy.
表現(xiàn)出惹人愛憐的倦態(tài)：做出渴望的或疲倦的神態(tài)，尤其是為了贏得同情

來源：
Middle English languishen
中古英語 languishen
from Old French languir languiss-
源自 古法語 languir languiss-
from Latin languôre [to be languid] * see slôg-
源自 拉丁語 languôre [疲倦] *參見 slôg-

【引伸】
lan.guisher
n.（名詞）
lan.guishingly
adv.（副詞）
lan.guishment
n.（名詞）