REMISS
derelict, delinquent, neglectful, remiss
(adjective) failing in what duty requires; “derelict (or delinquent) in his duty”; “neglectful of his duties”; “remiss of you not to pay your bills”
Source: WordNet® 3.1
Etymology
Adjective
remiss (not comparable)
At fault; failing to fulfill responsibility, duty, or obligations.
Not energetic or exact in duty or business; careless; tardy; slack; hence, lacking earnestness or activity; languid; slow.
Synonyms
• (at fault): at fault, blameworthy, lash, lax, negligent, reprehensible
• (not energetic): careless, tardy, slack, languid, slow; see also apathetic or slow
Anagrams
• Misers, misers, misser
Source: Wiktionary
Re*miss" (r-ms"), a. Etym: [L. remissus, p. p. of remittere to send
back, relax. See Remit.]
Definition: Not energetic or exact in duty or business; not careful or
prompt in fulfilling engagements; negligent; careless; tardy;
behindhand; lagging; slack; hence, lacking earnestness or activity;
languid; slow.
Thou never wast remiss, I bear thee witness. Milton.
These nervous, bold; those languid and remiss. Roscommon.
Its motion becomes more languid and remiss. Woodward.
Syn.
– Slack; dilatory; slothful; negligent; careless; neglectful;
inattentive; heedles; thoughtless.
Re*miss", n.
Definition: The act of being remiss; inefficiency; failure. [Obs.]
"Remisses of laws." Puttenham.
Source: Webster’s Unabridged Dictionary 1913 Edition