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

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

• water rail
• water rails
• water ram
• water rams
• water rat
• water rate
• water rates
• water rats
• water reactor
• water reactors
• water-repellent
• water-resistant
• water rice
• water rug
• water rugs
• waters
• water sail
• water sails
• water sapphire
• water sapphires
• water scorpion
• water scorpions
• water seal
• water seals
• watershed