牺牲品

sacrificial victim / sb who is expendable / item sold at a loss

sacrifice

to sacrifice one's life / to sacrifice (sth valued) / beast slaughtered as a sacrifice

domestic animal / sacrificial animal

(bound form) article; commodity; product; goods / (bound form) grade; rank / kind; type; variety / character; disposition; nature; temperament / to taste sth; to sample / to criticize; to comment; to judge; to size up / fret (on a guitar or lute)