Ar·gun 
(är-gn) also Er·gun He (ĕrgn hĕ, ĕrgwän hŭ)
(är-gn) also Er·gun He (ĕrgn hĕ, ĕrgwän hŭ) A river of east-central Asia rising in northeast China and flowing about 1,529 km (950 mi) west then northeast along the Russia-China border.
- epicycloid
- epicycloidal
- Epidaurus
- epidemic
- epidemical
- epidemically
- epidemic hysteria
- epidemiologic
- epidemiological
- epidemiologically
- epidemiologist
- epidemiology
- epidermal
- epidermic
- epidermis
- epidermoid
- epidiascope
- epididymal
- epididymis
- epidote
- epidotic
- epidural
- epidural anesthesia
- epifauna
- epifaunal