Writ (Ro.: ordin emis de către o instanță sau autoritate administrativă, Gr.: ένταλμα, Cz.: soudní příkaz) (See also: subpoena, summons, prerogative writ, warrant, order, notice) = a broad term describing a formal written document which orders someone to do or refrain from doing something, most often issued by a court (or an administrative body).
The term is typically used in common law systems.
Most common types of writs are: warrants, subpoenas, summons and prerogative writs (extraordinary remedies).
http://www.justice.gouv.qc.ca/english/formulaires/saisies/sj277-a.htm - Writ of execution, Form, Quebec.
http://www.gov.on.ca/en/information_bundle/land_registration/content/ONT06_024544.html, http://www.ontario.ca/government/search-results?query=writ+of+execution&topic=&external_tag=&internal_tags=&type=information - Information and clarifications on writs of execution, Ontario, CA.