surcease

 
Pronunciation: /səːˈsiːs/

noun

[mass noun] archaic or North American
  • ending; cessation: he teased us without surcease
  • relief or consolation: drugs are taken to provide surcease from intolerable psychic pain

verb

[no object] archaic
  • stop; cease.

Origin:

late Middle English (as a verb): from Old French sursis, past participle of Old French surseoir 'refrain, delay', from Latin supersedere (see supersede). The change in the ending was due to association with cease; the noun dates from the late 16th century