Experiment is another word for trial. Additional synonyms include exploratory and test.
Another word for demo software is Trial Software.
difficulties
trail can be anagrammed as trial
extradition
Trial is another name for an experiment.
Moving a trial to another jurisdiction is called a "change of venue."
Court is a five letter word for a required location of a trial.
The defendant faced a long and difficult trial in court.
appeal
there was trial and error? haha
Another name for a trial jury is "a panel of one's peers". To be fair, the court tries to have people on the jury that are educated and willing to participate in a fair trial.
Word is installed as a trial version but so is Works (with its word processor) not a trial version.