斬首 ざんしゅ
zanshu

Noun
Suru Verb

1. decapitation

さて、斬首 ざんしゅ けい時間 じかんだ。この いうのこすい残す ことはないか。
sate zanshukēno jikanda. konoyoni iinokosu kotowanaika.
Well, it's time for your decapitation. Don't you have any last words to say?
Noun

2. decapitated head