The story
- Proto-Indo-European*nu
- Proto-Indo-European*néwos
- Proto-Hellenic*néwos
- Ancient Greekνέος (néos)
- Ancient Greekνεο- (neo-)
- Englishneo-
- Englishconservative
- English todayneoconservative
From neo- + conservative.
Etymology from Wiktionary, CC BY-SA 4.0.