Year 7: Benefit– an advantage or profit gained from something. “enjoy the benefits of being a member”
Year 8: Bias– inclination or prejudice for or against one person or group, especially in a way considered to be unfair. “there was evidence of bias against foreign applicants”
Year 9: Benevolent – well meaning and kindly. “he was something of a benevolent king”
Year 10: Baleful– threatening harm; menacing. “Bill shot a baleful glance in her direction”
Year 11: Beguile– charm or enchant (someone), often in a deceptive way. “he beguiled the voters with his good looks”
Year 12: Bequeath– pass (something) on or leave (something) to someone else. “he ditched the unpopular policies bequeathed to him”
Year 13: Bilateral– having or relating to two sides; affecting both sides. “bilateral hearing is essential for sound location”