形容詞 remiss:

1. failing in what duty requires
   同義詞：derelict, delinquent, neglectful

1. It is remiss of her to forget to pay the bill.
   她忘了付帳，真粗心大意。
2. Critics have charged that the department was remiss in not trying to dialogue with representatives of the community before hiring the new officers.
   在雇用新的官員之前，評(píng)論家們已指責(zé)該部門在與社會(huì)代表的對(duì)話中對(duì)自己的職責(zé)有疏忽

re.miss

adj.（形容詞）
Lax in attending to duty; negligent.
怠慢的：工作時(shí)松懈的；疏忽的
Exhibiting carelessness or slackness.See Synonyms at negligent
不留心的：顯示出粗心或松弛的參見 negligent

來源：
Middle English
中古英語
from Latin remissus [past participle of] remittere [to remit, slacken] * see remit
源自 拉丁語 remissus [] remittere的過去分詞 [使松懈，松弛] *參見 remit

【引伸】
remiss.ly
adv.（副詞）
remiss.ness
n.（名詞）