Try use this

http://www.hg.org/law-dictionary.html

Convict:
http://en.wikipedia.org/wiki/Convict
Sentence
http://en.wikipedia.org/wiki/Sentence_(law)
Indict
http://en.wikipedia.org/wiki/Indict
Be accuse of
http://en.wikipedia.org/wiki/Criminal_accusation
Motion
http://en.wikipedia.org/wiki/Motion_(legal)
petition
http://en.wikipedia.org/wiki/Petition
plea
http://en.wikipedia.org/wiki/Plea
appeal
http://en.wikipedia.org/wiki/Appeal