Where does “Cộng hòa Congo” come from?

Cộng hòa Congo (Vietnamese) comes from Vietnamese hoá, from Chinese 和, from Japanese 和, from Middle Chinese 和.

Ancestry of “Cộng hòa Congo”, step by step

Cộng hòa Congo traces back through 3 separate lines of ancestry.

via Vietnamese hoá

StepLanguageWordMeaning
1Vietnamesehoámerchandise, goods; to turn; -ize; -ise
2Chinese和harmonious
3Japanese和peace, harmony, tranquillity, serenity; sum
4Middle Chinese和—

via Vietnamese Công

StepLanguageWordMeaning
1VietnameseCông—
2Proto-Mon-Khmerkoŋto bend; to be bent; be bent
3Proto-Athabaskan*qʊ̓nʼfire

via Vietnamese Congo

StepLanguageWordMeaning
1VietnameseCongo—
2FrenchCongoCongo
Every word from Middle Chinese 和 →Every word from Japanese 和 →Every word from Chinese 和 →