hyperconstriction

The story

1. Proto-Indo-European*úp
2. Proto-Indo-European*upér
3. Proto-Hellenic*hupér
4. Ancient Greekῠ̔πέρ (hŭpér)
5. Ancient Greekῠ̔περ- (hŭper-)
6. Englishhyper-
7. Proto-Indo-European*ḱe?
8. Proto-Indo-European*ḱóm
9. Proto-Italic*kom
10. Proto-Italic*kom-
11. Latincōn-
12. Proto-Indo-European*streyg-
13. Proto-Indo-European*strinégti
14. Proto-Italic*stringō
15. Proto-Indo-European*strengʰ-
16. Proto-Indo-European*stréngʰeti
17. Proto-Italic*strengō
18. Latinstringō
19. Latincōnstringō
20. Late Latincōnstrictiō
21. Englishconstriction
22. English todayhyperconstriction

From hyper- + constriction.