French déchoir

← Catalan decaure (cognate)

← Spanish decaer (cognate)

← French choir (mention)

← Italian decadere (cognate)

← Latin de- (derived)

← Latin cadere (mention)

← Latin decido (mention)

← Portuguese decair (cognate)

→ Spanish decaer (cognate)

→ French -oir (mention)

→ French déchéance (suffix)

→ French décadence (mention)

→ Italian decadere (cognate)

→ Portuguese decair (cognate)

→ Romanian decădea (derived)