French flatter

← Old English flet (cognate)

← Old English flett (mention)

← English flat (cognate)

← English flat (link)

← French flétrir (link)

← Middle French flatter (inherited)

← Old French flater (inherited)

← Proto-Germanic *flatą (derived)

← Proto-Germanic *flatō (mention)

← Proto-Germanic *flataz (mention)

← Old High German flazza (cognate)

← Old High German flaz (cognate)

← Proto-Indo-European *plÁt- (derived)

← Proto-Indo-European *pele- (mention)

← Proto-Indo-European *plet- (mention)

← Proto-Indo-European *plāk- (mention)

← Old Norse flatr (cognate)

← Old Frisian flet (cognate)

← Old Saxon flat (cognate)

→ Esperanto flati (borrowed)

→ Romanian flata (borrowed)