Where does “تونغا” come from?

تونغا (Arabic) comes from English Tonga, from Tongan Tonga, from Samoan toga — south; southern.

Ancestry of “تونغا”, step by step

StepLanguageWordMeaning
1EnglishTongaA Bantu, in the Nyasa branch, spoken in Malawi
2TonganTonga—
3Samoantogasouth; southern
Every word from Samoan toga →Every word from Tongan Tonga →Every word from English Tonga →