socio-economic

The story

1. Proto-Indo-European*sekʷ-
2. Proto-Indo-European*sokʷéh₂
3. Proto-Indo-European*sokʷh₂ṓy
4. Proto-Indo-European*sokʷyós
5. Proto-Italic*sokjos
6. Latinsokios
7. Latinsocius
8. Englishsocio-
9. Proto-Indo-European*weyḱ-
10. Proto-Indo-European*wóyḱos
11. Proto-Hellenic*wóikos
12. Ancient Greekϝοῖκος (woîkos)
13. Ancient Greekοἶκος (oîkos)
14. Proto-Indo-European*nem-
15. Proto-Indo-European*németi
16. Proto-Hellenic*némō
17. Ancient Greekνέμω (némō)
18. Ancient Greekνόμος (nómos)
19. Ancient Greekοἰκονόμος (oikonómos)
20. Ancient Greekοἰκονομικός (oikonomikós)
21. Latinoeconomicus
22. Old Frenchiconomike
23. Middle Englishiconomique
24. Middle Englisheconomike, iconomique
25. Englisheconomic
26. English todaysocio-economic

From socio- + economic.