Where does “tự sướng” come from?

tự sướng (Vietnamese) comes from Vietnamese từ, from Chinese 字, from Chinese 母, from Proto-Sino-Tibetan *məʔ — mother.

tự sướng (Vietnamese): to take a selfie, to do a selfie; to masturbate

Definitions

  1. to take a selfie, to do a selfie; to masturbate

Ancestry of “tự sướng”, step by step

tự sướng traces back through two separate lines of ancestry.

via Vietnamese từ

StepLanguageWordMeaning
1Vietnamesetừfrom, since; at, in; word
2Chinese字—
3Chinese母—
4Proto-Sino-Tibetan*məʔmother

via Vietnamese sướng

StepLanguageWordMeaning
1Vietnamesesướnghappy, elated
Every word from Proto-Sino-Tibetan *məʔ →Every word from Chinese 母 →Every word from Chinese 字 →