neck (part of the body connecting head and torso) / the neck and head as a whole / dismissal from employment

(archaic) one who rules or commands a group of people: a chief

to be fired; to lose one's job

first / top / head / chief / leading

brutal criminal, vicious criminal

(colloquial) current boyfriend

everything

(slang) Alternative form of 彼氏 (kareshi, “boyfriend”)

everyone, one and all

abovementioned item, something written at the top of a document