| Zeppo and Gummo's brother | 29 |
| Zero Mostel role of 1964 | 24 |
| Zero of the population | 22 |
| Zero on Beaufort scale | 22 |
| Zero on the Beaufort scale | 26 |
| Zero on the scoreboard | 22 |
| Zero times, in Zwickau | 22 |
| Zero, in Real Madrid scores | 27 |
| Zero, in soccer scores | 22 |
| Zero, on some scorecards | 24 |
| Zero, to Venus and Serena | 25 |
| Zero, zip or zilch kin | 22 |
| Zero-dimensional entity | 23 |
| Zero-emission vehicle, e.g. | 27 |
| Zero-emissions vehicle | 22 |
| Zero-star restaurant review? | 28 |
| Zero-star review, e.g. | 22 |
| Zero-zero or 30-30, e.g. | 24 |
| Zeroes, on scoreboards | 22 |
| Zeros, in sports slang | 22 |
| Zesty casserole with a crust | 28 |
| Zesty chip accompaniment | 24 |
| Zesty staple of Asian cuisine | 29 |
| Zesty start in London? | 22 |
| Zeta–theta connection | 28 |
| Zeta–theta go-between | 28 |
| Zeta–theta separator | 27 |
| Zetterling of film fame | 23 |
| Zeus and Athena, for two | 24 |
| Zeus changed her into stone | 27 |
| Zeus seduced her as a swan | 26 |
| Zeus swore oaths upon it | 24 |
| Zeus turned her into stone | 26 |
| Zeus turned her to stone | 24 |
| Zeus visited her as a swan | 26 |
| Zeus' domain, in myth | 25 |
| Zeus' favorite child | 24 |
| Zeus' jealous wife | 22 |
| Zeus' older sister | 22 |
| Zeus' sister and spouse | 27 |
| Zeus' sister and wife | 25 |
| Zeus' wife and sister | 25 |
| Zeus's "juice" | 28 |
| Zeus's head goddess | 23 |
| Zeus's jealous wife | 23 |
| Zeus's sister (and lover) | 29 |
| Zeus's sister and mate | 26 |
| Zeus's warmongering son | 27 |
| Zeus's wife and namesakes | 29 |
| Zeus's wife and sister | 26 |
| Zeus's wife/sister | 22 |
| Zez Confrey ragtime standard | 28 |
| Zhivago portrayer and others | 28 |
| Zhivago's first name | 24 |
| Zhivago's lady fair | 23 |
| Zhivago's lost love | 23 |
| Zhivago's love and others | 29 |
| Zhivago's mistress | 22 |
| Zhivago's other woman | 25 |
| Zhivago's paramour | 22 |
| Zhivago's portrayer | 23 |
| Zhivago's sweetheart | 24 |
| Zhou dynasty philosopher | 24 |
| Zhou __ (Mao associate) | 23 |
| Zidovudine, familiarly | 22 |
| Ziegfeld and Mrs. Andy Capp | 27 |
| Ziegfeld Follies designer | 25 |
| Ziegfeld's first wife | 25 |
| Ziegfeld, during rush hour? | 27 |
| Ziegfeld, to Anna Held | 22 |
| Zig and zag, in skiing | 22 |
| Zig instead of zag, say | 23 |
| Ziggy Stardust's genre | 26 |
| Zigzag movement, at sea | 23 |
| Zigzag trail up a mountain | 26 |
| Zigzagging hockey maneuvers | 27 |
| Zilch, below the border | 23 |
| Zilch, from the Spanish | 23 |
| Zilch, south of the border | 26 |
| Zimbabwe and Zambia, once | 25 |
| Zimbabwe neighbor: Abbr. | 24 |
| Zimbabwe's capital | 22 |
| Zimbabwe's capital? | 23 |
| Zimbabwe's continent | 24 |
| Zimbabwean strongman Robert | 27 |
| Zimbalist and Zimbalist Jr. | 27 |
| Zimbalist or Zimbalist, Jr. | 27 |
| Zimbalist's teacher | 23 |
| Zina Garrison's forte | 25 |
| Zinc oxide may treat it | 23 |
| Zinc ___ (healing ingredient) | 29 |
| Zinc ___ (lotion ingredient) | 28 |
| Zinc ___ (sunblock substance) | 29 |
| Zinc's is 30: Abbr. | 23 |
| Zincked as steel: abbr. | 24 |
| Zinfandel, but not sake? | 24 |
| Zion National Park home | 23 |
| Zion National Park home (4) | 27 |
| Zion National Park locale | 25 |
| Zion National Park location | 27 |