Where does “トンガ語” come from?

トンガ語 (Japanese) comes from Japanese トンガ, from Tongan Tonga, from Samoan toga — south; southern.

トンガ語 (Japanese): the Austronesian Tongan language

Definitions

  1. the Austronesian Tongan language

Ancestry of “トンガ語”, step by step

トンガ語 traces back through two separate lines of ancestry.

via Japanese トンガ

StepLanguageWordMeaning
1JapaneseトンガTonga
2TonganTonga—
3Samoantogasouth; southern

via Japanese 語

StepLanguageWordMeaning
1Japanese語a word, term; a proverb; language of, -ese, -ish
2Chinese語—
Every word from Samoan toga →Every word from Tongan Tonga →Every word from Japanese トンガ →