1. Root

 h₂eḱs

2. Lexical meanings

 DE: Achse
EN: axis

3. Comparative evidence

4. Formally comparable roots

 h₂eḱ, h₂eḱh₃

5. Formally/Semantically comparable roots

6. Revised root variants

7. Comments

8. References

NIL = Wodko Dagmar S., Britta Irslinger, Carolin Schneider (eds.). 2008. Nomina im Indogermanischen Lexikon. Heidelberg: Winter.

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