estivation/eestiʹvaysh(ə)n, est-/ noun

• cosmic string
• cosmo-
• cosmogony
• cosmography
• cosmological
• cosmological constant
• cosmological principle
• cosmology
• cosmonaut
• cosmopolitan
• cosmopolite
• cosmos
• Cossack
• cosset
• cossie
• cost
• costa
• cost a bomb
• cost accounting
• costae
• cost an arm and a leg
• co-star
• Costa Rican
• cost-benefit
• cost-effective