adjective/fe.de.ʁa.tif/
federative
Etymology tree Latin foedus, foederis Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-yéti Proto-Indo-European *-eh₂yéti Proto-Indo-European *-h₂tiinflu. Proto-Italic *-ājō Proto-Italic *-āō Latin -ō Latin foederōlbor. French fédérer Proto-Indo-European *-wós Proto-Indo-European *-iHwósder. Latin -īvus Old French -if Middle French -if French -if French fédératif From fédérer + -if.