It means that someone has committed some act. Usually an illegal act. Such as--> She is guilty of driving over the speed limit.
guilty
How about "exonerate".
being very guilty
Captain Preston was guilty charged with man-slaughter; meaning he acted in self defense.
If you are guilt, you are guilty - A man that takes a penny is as guilty a man that takes a pound (english currency).
Mens rea
convicted
The two words are not synonymous. A "conviction" is equal to being found guilty of a charge. An 'adjudication' is a fancy word meaning 'a court ruling.' That ruling could just as easily be Not Guilty as it could be Guilty.
Guilty - Not Guilty - Nolo Contendre. The last being Latin meaning; I don't plead Guilty but I acknowledge that there is probably sufficient evidence to convict me. In juvenile courts the pleas can be 'Involved'" and 'Not Involved.'" Same as guilty and not guilty but it sounds nicer.
I have found that the accuser should be the accusee. Meaning they are cheating and have a guilty conscience.
The key word is GUILTY. There is no such thing as the "Fourth Degree of Guilty." Whatever crime/offense was charged (in the fourth degree) means that the legislature (when they passed the law) determined that there were several degrees of seriousness to that particular crime.
The meaning of the word complicity is where you are involved in possibly criminal activity with others through words. This can also mean you are guilty for committing an offence.