young and old

老老少少，不分老幼

yodel (also yodle), yodeller (US yodeler), yoga, yoghurt (also `yogurt, `yoghourt), yogi, yoke, yokel, yolk, Yom Kippur, yomp, yonder, yore, Yorkshire pudding, you, you'd, you'll, you're, you've, you-all, young, youngish, youngster, your, yours, yourself, yourselves, youth, youth club, youth hostel, youthful, youthfully, youthfulness, yowl, yr, yrs, YTS, yucca, yuck, yucky, Yugoslavia,