- Xylophagous Adj.
- Xylophone Subst. Adj.
- Xylophonist Subst. Adj.
- Xylose Subst. Adj.
- Xylotomous Adj.
- Xylotomy Subst.
- Xyloyl Subst. Adj.
- Xylulose Subst. Adj.
- Xylyl Subst. Adj.
- Xylylene Subst. Adj.
- Xylylenimine Subst.
- Xyst Subst.
- Xyster Subst.
- Xystus Subst.