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Important notice

Good news! We have updated our writing tools. Writing Tips and The Canadian Style have been combined to create a new tool called Writing Tips Plus.

Don’t forget to update your bookmarks. Within a few weeks, Writing Tips will no longer be available.

To begin your search, go to the alphabetical index below and click on the first letter of the word you are searching for.

back up, backup

The phrasal verb is spelled as two words, with no hyphen: back up.

  • Have you backed up your data today?

The noun and adjective are spelled as one word, with no hyphen: backup.

  • Habib has agreed to be my backup at tomorrow’s meeting.
  • My hard disk crashed and I had no backup disk.