Where does “làm sao” come from?

làm sao (Vietnamese) comes from Vietnamese làm, from French lamé, from French -é, from Middle French -é, from Old French -é, from Latin -a, from Proto-Italic -ā, from Proto-Indo-European -éh₂.

làm sao (Vietnamese): why; how; how; so

Definitions

  1. why; how; how; so

Ancestry of “làm sao”, step by step

làm sao traces back through two separate lines of ancestry.

via Vietnamese làm

StepLanguageWordMeaning
1Vietnameselàmto do; to make; to work
2Frenchlamépast participle of lamer
3Frenchpast participle root verb suffix of regular -er...
4Middle Frenchpast participle root verb suffix of regular; -ed, -en, -n
5Old Frenchused to form past participles of regular -er...
6Latin-asuffixed to the roots of verbs, forms agent...
7Proto-ItalicForms masculine agent nouns from prefixed or compounded bases
8Proto-Indo-European-éh₂

via Vietnamese sáo

StepLanguageWordMeaning
1Vietnamesesáoblackbird; starling; myna
2Proto-Vietick-raːwʔ

Words derived from “làm sao

Every word from Proto-Indo-European -éh₂Every word from Latin -aEvery word from French