Cambodia
Banteay Meanchey Province: Ford of Victory in Khmer
Battambang Province: Lost Staff in Khmer according to the legend of Preah Bat Dambang Kranhoung.
Kampong Cham Province: Port of The Chams in Khmer
Kampong Chhnang Province: Port of the Pots in Khmer
Kampong Speu Province: Port of Carambola in Khmer
Kampong Thom Province: According to legend two large snakes came to the port and it was named Kampong Pos Thom which means Large Snakes' Port in Khmer but passed through the years it was simplified to Kampong Thom which means Large Port in Khmer.
Kampot Province: Tetraodontidae in Khmer
Kandal Province: Central in Khmer
Koh Kong Province: Kong Island in Khmer
Kep Province: Saddle of horse in Khmer
Kratie Province: A kind of cosmetic powder in Khmer
Mondulkiri Province: Mountain of Mandala
Oddar Meanchey Province: Northern Victory in Khmer and Snaskrit
Pailin Province: From the Word Phe Leng meaning Pinniped playing
Phnom Penh: More Information: Phnom Penh#Etymology
Sihanoukville Province: Named after the former king, Norodom Sihanouk
Preah Vihear Province: Sacred Temple named after Preah Vihear Temple
Pursat Province: According to legend, a type tree swings and it was grown in then it was called A type of tree swings
Prey Veng Province: Long Forest
Ratanakiri Province: Precious Gems Mountain
Siem Reap Province: Siam Defeated, literally Siam Flat
Stung Treng Province: Lake of Reeds
Svay Rieng Province: Aligned Mangoes
Takeo Province: Grandfather Keo
Read more about this topic: List Of Etymologies Of Country Subdivision Names