Supplement

(appendix) Anhang

(extension to a document or publication)

Beilage

(additional section of a newspaper)

Ergänzung

(something added)

Ergänzungsmittel

(vitamin, herbal extract, or chemical compound — see also dietary supplement)

Nachtrag

(extension to a document or publication)

Supplement

(extension to a document or publication)

Supplement

(vitamin, herbal extract, or chemical compound — see also dietary supplement)

Supplementband

(extension to a document or publication)

aufbessern

(to provide or make a supplement to)

aufstocken

(to provide or make a supplement to)

ergänzen

(to provide or make a supplement to)