- Xanthian
- Xanthic
- Xanthocarpous
- Xanthochroic
- Xanthochroid
- Xanthodontous
- Xanthogenic
- Xanthomatous
- Xanthomelanous
- Xanthopous
- Xanthoproteic
- Xanthospermous
- Xanthous
- Xenogenetic
- Xenylic
- Xeronic
- Xerophilous
- Xiphioid
- Xiphoid
- Xiphoidian
- Xiphophyllous
- Xyletic
- Xylic
- Xylidic
- Xylocarpous
- Xylographic
- Xylographical
- Xyloid
- Xylophagous
- Xylophilous
- Xyloplastic
- Xylotomous
- Xyridaceous
Adjectives starting with the letter X
33 adjectives found.