attentate

from The Century Dictionary.

• noun A criminal attempt.
• noun In law: A proceeding in a court of judicature after an inhibition is decreed. A thing done after an extra-judicial appeal. A matter improperly innovated or attempted by an inferior judge.

from the GNU version of the Collaborative International Dictionary of English.

• noun obsolete An attempt; an assault.
• noun A proceeding in a court of judicature, after an inhibition is decreed.
• noun Any step wrongly innovated or attempted in a suit by an inferior judge.