U开头的 401. united *unite
402. usual unusual usually 403. use useful useless
V开头的 404. vary various 405. village villager 406. visit visitor
W开头的 407. wait waiter waitress 408. wake *awake 409. walk v. / n. 410. warn warning 411. waste v. / n. / a. 412. water v. / n. 413. weigh weight 414. welcome v. /n. / a. 415. west western
416. wide widely widen *width 417. win winner 418. wind windy 419. wise wisdom 420. wish v. / n.
421. wonder wonderful wonderfully 422. wood wooden 423. work worker 424. worry worried 425. wound wounded 426. write writer
Y开头的 427. young youth
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