301. because conj.

302. because of prep.

303. become v.

304. bed n.

305. bedroom n.

306. beef n.

307. beer n.

308. before prep., conj., adv.

309. begin v.

310. beginning n.

311. behalf n.: on behalf of sb, on sb’s behalf (BrE) (NAmE in behalf of sb, in sb’s behalf)

312. behave v.

313. behaviour (BrE) (NAmE behavior) n.

314. behind prep., adv.

315. belief n.

316. believe v.

317. bell n.

318. belong v.

319. below prep., adv.

320. belt n.

321. bend v., n.

322. bent adj.

323. beneath prep., adv.

324. benefit n., v.

325. beside prep.

326. bet v., n.

327. betting n.

328. better, best good, well

329. between prep., adv.

330. beyond prep., adv.