| Root | Meaning in English | Origin language | Etymology (root origin) | English examples |
|---|---|---|---|---|
| xanth- | yellow | Greek | ξανθός (xanthos) | xanthium, xanthochromia, xanthogenic, xanthophyll |
| xen- | foreign | Greek | ξένος (xenos) | xenoblast, xenogamy, xenophobia, xenon |
| xer- | dry | Greek | ξηρός (xēros) | xeroderma, xerography, xeromorph, xerophagy, xerophile, xerophyte |
| xiph- | sword | Greek | ξίφος (xiphos) | xiphisternum, xiphoid, xiphophyllous |
| xyl- | wood | Greek | ξύλον (xulon) | xylem, xylocarp, xyloid, xylophone |
