Some derivations have undergone metathesis of the root, giving *deyw-.
- *deynos (“day”) (probably a back-formation from *deywós, interpreting *dey- as the root)
- Germanic: *tīnaz (see there for further descendants)
- Italic: *din-, *dinos
- Unsorted formations:
- Albanian: djavi (“sun”)
- Hittite: 𒅆𒍑 (sius)
- Celtic: *dīyos