GUILT
guilt, guilty conscience, guilt feelings, guilt trip
(noun) remorse caused by feeling responsible for some offense
guilt, guiltiness
(noun) the state of having committed an offense
Source: WordNet® 3.1
Etymology 1
Noun
guilt (usually uncountable, plural guilts)
Responsibility for wrongdoing.
Antonym: innocence
(law) The state of having been found guilty or admitted guilt in legal proceedings.
Antonym: innocence
The regret of having done wrong.
Synonym: remorse
Etymology 2
Verb
guilt (third-person singular simple present guilts, present participle guilting, simple past and past participle guilted)
(intransitive, obsolete) To commit offenses; act criminally.
(transitive) To cause someone to feel guilt, particularly in order to influence their behaviour.
Source: Wiktionary
Guilt, n. Etym: [OE. gilt, gult, AS. gylt, crime; probably originally
signifying, the fine or mulct paid for an offence, and afterward the
offense itself, and akin to AS. gieldan to pay, E. yield. See Yield,
v. t.]
1. The criminality and consequent exposure to punishment resulting
from willful disobedience of law, or from morally wrong action; teh
state of one who has broken a moral or political law; crime;
criminality; offense against right.
Satan had not answer, but stood struck With guilt of his own sin.
Milton.
2. Exposure to any legal penalty or forfeiture.
A ship incurs guilt by the violation of a blockade. Kent.
Source: Webster’s Unabridged Dictionary 1913 Edition