←
Old English flasce (inherited)
←
Old English flaxe (mention)
←
Middle English flask (inherited)
←
Middle English flaske (mention)
←
German Low German Flaske (cognate)
←
German Low German Fless (mention)
←
Old Spanish flasco (cognate)
←
Old Spanish frasco (mention)
→
Antillean Creole flas (derived)
→
Alemannic German Fläsche (cognate)
→
German Low German Fless (cognate)
→
Russian фляга (cognate)