| Text | Length |
| Xenophon classic | 16 |
| Xenophon's X | 16 |
| Xer beginning | 13 |
| Xer's downfall? | 19 |
| Xerography material | 19 |
| Xerography powder | 17 |
| Xerography powders | 18 |
| Xerography product | 18 |
| Xerox additive | 14 |
| Xerox competitor | 16 |
| Xerox insert: Abbr. | 19 |
| Xerox machine, e.g. | 19 |
| Xerox option: Abbr. | 19 |
| Xerox predecessor | 17 |
| Xerox product | 13 |
| Xerox products | 14 |
| Xerox tray abbr. | 16 |
| Xerox, as a Xerox | 17 |
| Xeroxes again | 13 |
| Xeroxing supply | 15 |
| Xerxes ruled here | 17 |
| Xerxes' domain | 18 |
| Xerxes' empire | 18 |
| Xerxes' horse | 17 |
| Xerxes' land | 16 |
| Xerxes's queen | 18 |
| Xerxes's realm | 18 |
| XFL game airer | 14 |
| XFs, XJs and XKs | 16 |
| Xhosa, for example | 18 |
| Xi preceders | 12 |
| XI x III x V | 12 |
| Xi-pi go-between | 16 |
| Xiamen, formerly | 16 |
| Xiangtan servant | 16 |
| XII times XVII | 14 |
| XII x VIII + XI x V | 19 |
| XII, perhaps | 12 |
| XIII quadrupled | 15 |
| XIII times XXXI | 15 |
| XIII x XIII x III | 17 |
| XIII x XXXIX | 12 |
| Xing components | 15 |
| Xing people? | 12 |
| XING sign critter | 17 |
| Xing walkers | 12 |
| Xinjiang oasis | 14 |
| XIV quadrupled | 14 |
| XIX octupled | 12 |
| XK8, for one | 12 |
| XKE, for one | 12 |
| XL divided by V | 15 |
| XL or XXL, e.g. | 15 |
| XL piece: Abbr. | 15 |
| XLI quintupled | 14 |
| XLI x VII x VII | 15 |
| XLIII septupled | 15 |
| XLIII times XIII | 16 |
| Xmas appellation | 16 |
| Xmas armfuls: Abbr. | 19 |
| Xmas candy piece | 16 |
| Xmas door hanging | 17 |
| Xmas gift recipient | 19 |
| Xmas in 2001, e.g. | 18 |
| Xmas in Pisa | 12 |
| Xmas offering | 13 |
| Xmas present | 12 |
| Xmas seasons | 12 |
| Xmas time in NYC? | 17 |
| Xmas time: Abbr. | 16 |
| Xmas tree activity | 18 |
| Xmas tree ornaments | 19 |
| Xmas tree topper | 16 |
| Xmas tree trimming | 18 |
| Xmas visitor | 12 |
| Xmas visitor, say | 17 |
| Xmas worker, often | 18 |
| Xmas-tree décor | 18 |
| Xmas-tree hangings | 18 |
| XOXOXO alternative | 18 |
| XP forerunners | 14 |
| XP preceders | 12 |
| XP protection | 13 |
| XP successor | 12 |
| XT computers | 12 |
| Xterra maker | 12 |
| XV divided by V | 15 |
| XV times XVI | 12 |
| XVII sextupled | 14 |
| XVII times LIX | 14 |
| XVIII winners | 13 |
| XX – X | 13 |
| XX times VIII | 13 |
| XXI times XXXI | 14 |
| XXIII times XXIV | 16 |
| XXIII x X x V | 13 |
| XXIII x XXIV | 12 |
| XXIth century start | 19 |
| XXIX times XXI | 14 |
| XXL alternative | 15 |
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