antiporn

The story

1. Proto-Indo-European*h₂ent-
2. Proto-Indo-European*h₂énts
3. Proto-Indo-European*h₂énti
4. Ancient Greekᾰ̓ντῐ́ (ăntĭ́)
5. Ancient Greekἀντι- (anti-)
6. Englishanti-
7. Proto-Indo-European*perh₂-
8. Proto-Hellenic*pórnē
9. Ancient Greekπόρνη (pórnē)
10. Proto-Indo-European*gerbʰ-
11. Proto-Hellenic*grə́pʰō
12. Ancient Greekγράφω (gráphō)
13. Ancient Greekπορνογράφος (pornográphos)
14. Frenchpornographie
15. Englishpornographyclip.
16. Englishporn
17. English todayantiporn

From anti- + porn.