Icelandic fló

← Proto-Germanic *flauhaz (derived)

← Proto-Indo-European *plówkos (derived)

← Proto-Indo-European *plúsis (mention)

← Old Norse fló (derived)

→ English flea (cognate)

→ German Floh (cognate)

→ Alemannic German Flo (cognate)

→ Luxembourgish Flou (cognate)

→ Yiddish פֿלוי (cognate)