Where does “bom chìm” come from?

bom chìm (Vietnamese) comes from Vietnamese bơm, from French pommé, from Middle French pomme, from Old French pome, from Latin pōmum, from Latin pōmus, from Proto-Italic poomos, from Proto-Indo-European h₂po-h₁ém-os — from, off, back; off, away; off, from.

bom chìm (Vietnamese): a depth charge; submersible bomb

Definitions

  1. a depth charge; submersible bomb

Ancestry of “bom chìm”, step by step

bom chìm traces back through two separate lines of ancestry.

via Vietnamese bơm

StepLanguageWordMeaning
1Vietnamesebơmpump; to pump
2Frenchpommépast participle of pommer; grown round, or like...
3Middle Frenchpomme
4Old Frenchpomeapple
5Latinpōmumany type of fruit (applied to apples, cherries, nuts, berries, figs, dates, etc.)
6Latinpōmusfruit
7Proto-Italicpoomosfruit
8Proto-Indo-Europeanh₂po-h₁ém-ostaken off
9Proto-Indo-Europeanh₂epofrom, off, back; off, away; off, from

via Vietnamese chìm

StepLanguageWordMeaning
1Vietnamesechìmto sink
2Proto-Vietic-ciːmbird
3Proto-Mon-Khmercimbird
Every word from Proto-Indo-European h₂epo
bom chìm — Etymology, Origin & Word History | Etymology Explorer