刎死[funshi] decapitating oneself
刎頸[funkei] decapitation
刎ね上がる[haneagaru] to jump up

刎ねる[haneru] to hit (e.g. to have a car hit someone)
自刎[jifun] committing suicide by slitting one's throat

頚静脈[keijoumyaku] jugular vein
頚動脈[keidoumyaku] carotid artery
頚肉[keiniku] neck flesh
子宮頚[shikyuukei] uterine cervix
手頚[tekubi] wrist

頚筋[kubisuji] nape of the neck
頚飾り[kubikazari] necklace
鼠頚部[sokeibu] groin
刎頚[funkei] decapitation