1. Root

 h₁eu̯dʰ

2. Lexical meanings

 EN: perceive

3. Comparative evidence

4. Formally comparable roots

 1.h₁eu̯, 1.h₁eu̯h₁, 1.h₁eu̯h₂, 1.h₁eu̯h₃, 1.h₁eu̯s, 2.h₁eu̯, 2.h₁eu̯h₂, h₁eu̯, h₁u̯eldʰ, h₁u̯erdʰ, h₁u̯er, h₁eu̯k, h₁eu̯s, h₁u̯egʷʰ, h₁u̯eh₂, h₁u̯eld, h₁u̯erh₁, h₁u̯erh₂, h₁u̯erh₃

5. Formally/Semantically comparable roots

 1.h₁eu̯

6. Revised root variants

7. Comments

 Watkins 2011: 6: *h1au̯- (see *h1eu̯-) extended with *-dh- from *deh1- ‚put‘.

8. References

Watkins 2011 = Watkins, Calvert. 2011. The American heritage dictionary of Indo-European roots. 3rd revised ed. Boston, New York: Houghton Mifflin Harcourt.