asbestosless

The story

1. Proto-Indo-European*né
2. Proto-Indo-European*n̥-
3. Proto-Hellenic*ə-
4. Ancient Greekἀ- (a-)
5. Proto-Indo-European*(s)gʷes-der.?
6. Ancient Greekσβέννῡμι (sbénnūmi)
7. Ancient Greekσβεστός (sbestós)
8. Ancient Greekἄσβεστος (ásbestos)
9. Classical Latinasbesto
10. Englishasbestos
11. Proto-Indo-European*lewh₁-
12. Proto-Indo-European*lewHs-
13. Proto-Germanic*leusaną
14. Proto-Germanic*lausaz
15. English todayasbestosless

From asbestos + -less.