chthonian /(k-)thōˈni-ən/ or chthonic /(k-)thonˈik/

1. Relating to the earth or the underworld and the deities inhabiting it
2. Ghostly

• gregarianism
• gregarianisms
• Gregarina
• gregarine
• gregarines
• Gregarinida
• gregarious
• gregariously
• gregariousness
• gregariousnesses
• gregatim
• grego
• Gregorian
• Gregorian calendar
• Gregorian chant
• Gregorian chants
• Gregorian modes
• Gregorian telescope
• Gregorian telescopes
• Gregorian tones
• Gregorian wig
• Gregory
• Gregory's mixture
• Gregory's powder
• gregos