Where does “lây lan” come from?

lây lan (Vietnamese) comes from Vietnamese lặn, from English lane, from Middle English lane, from Old English lane, from Proto-West Germanic lanu, from Proto-Germanic lanō — lane, passageway.

lây lan (Vietnamese): to spread

Definitions

  1. to spread

Ancestry of “lây lan”, step by step

lây lan traces back through two separate lines of ancestry.

via Vietnamese lặn

StepLanguageWordMeaning
1Vietnameselặnto dive; to hide; to set
2EnglishlaneA road, street, or similar thoroughfare; A narrow...
3Middle Englishlanelane, alley narrow passage between buildings
4Old Englishlanelane, narrow path
5Proto-West Germaniclanulane, passageway
6Proto-Germaniclanōlane, passageway

via Proto-Indo-European lAy-

StepLanguageWordMeaning
1Proto-Indo-EuropeanlAy-
Every word from Proto-Germanic lanōEvery word from Proto-West Germanic lanuEvery word from Old English lane