Where does “tên chữ” come from?

tên chữ (Vietnamese) comes from Vietnamese tên, from Proto-Slavic *tъ, from Proto-Balto-Slavic tas, from Proto-Indo-European só — this; that.

tên chữ (Vietnamese): pen name

Definitions

  1. pen name

Ancestry of “tên chữ”, step by step

tên chữ traces back through two separate lines of ancestry.

via Vietnamese tên

StepLanguageWordMeaning
1Vietnamesetêngiven name; name; person
2Proto-Slavic*tъ—
3Proto-Balto-Slavictasthat
4Proto-Indo-Europeansóthis; that

via Vietnamese chữ

StepLanguageWordMeaning
1Vietnamesechữalphabet, writing system, script; letter,...
2Proto-Vieticcuːʔgrandchild; father's younger brother
3Proto-Mon-Khmercuuʔgrandchild
Every word from Proto-Indo-European só →Every word from Proto-Balto-Slavic tas →Every word from Proto-Slavic *tъ →