the suffix ise and ize are interchangeable. One is the "American" form. Z and S USED to be the same letter in the Hindu-Arabic writing that ENGLISH is based on.
...Now you know. And Knowing is half the battle! :D
Printed copy · Anthology Volume 9, page 1036Printed copy from The Tender For Law Anthology, Volume 9, page 1036 (printed 13 June 2014). Added by this site; not part of the Facebook export.