←
Proto-Germanic *flaskǭ (inherited)
←
Middle High German flasche (inherited)
←
Proto-West Germanic *flaskā (inherited)
←
Old High German flasca (inherited)
→
English flask (cognate)
→
Old English flasce (cognate)
→
Alemannic German Fläsche (cognate)
→
Russian фляга (cognate)
→
Serbo-Croatian flaša (derived)
→
Serbo-Croatian флаша (derived)