1. Root

 1.steu̯

2. Lexical meanings

 EN: beat, knock, push, stick

3. Comparative evidence

4. Formally comparable roots

 1.steu̯d, 1.steu̯g, 1.steu̯p, 1.strei̯g, 2.steu̯, 2.steu̯d, 2.steu̯g, 2.strei̯g, stebʰ, steg, stegʰ, stegʷʰ, steh₂, steh₂g, steh₂ǵ, stei̯b, stei̯g, stei̯gʰ, stei̯p, stel, stelb, stelg, stelh₂k, stelh₂ḱ, stelg, stelǵ, stembʰh₁, stembʰh₂, stembʰh₃, sten, stengʷ, stenh₂, ster, sterg, sterh₁, sterh₃, sterǵʰ, sterḱ, steu̯n, sti̯eh₁, sti̯eh₂, sti̯eh₃, strebʰ, strengʰ, strep, streu̯, streu̯g

5. Formally/Semantically comparable roots

 1.steu̯d, steu̯n

6. Revised root variants

7. Comments

 Watkins (2011: 89) assumed that the derivatives of the root refered to „projecting objects, fragments, and certain related expressive notions and qalities“. He considered the following roots as extended variants of *steu̯-: *(s)teu̯p-, *steu̯b-, *(s)teu̯d-, *steu̯g.

8. References

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