bilaga betyder på engelska

annex [annexes]▼(addition, an extension)
noun
[UK: ˈæ.neks] [US: ˈæ.ˌneks]

appendix [appendices]▼(text added to the end of a book or an article)
noun
[UK: ə.ˈpen.dɪks] [US: ə.ˈpen.dɪks]

attachment [attachments]▼(file sent along with a message)
noun
[UK: ə.ˈtæt.ʃmənt] [US: ə.ˈtæt.ʃmənt]

supplement [supplements]▼(additional section of a newspaper)
noun
[UK: ˈsʌ.plɪ.ment] [US: ˈsʌ.plə.mənt]