What is a hyphen?

A hyphen is a short horizontal stroke that joins two or more words into a single compound. You see it in phrases like "well-known author" or "state-of-the-art system." It also attaches prefixes to roots, such as "re-cover" versus "recover," where the hyphen changes the meaning. Writers still use it to break long words at the end of a line in printed text.

Compound modifier: real-time update

Prefix changing meaning: re-cover (cover again) vs. recover (get better)

Spelled-out number: twenty-one participants

Why do hyphens matter?

Hyphens carry real meaning shifts. "Small business owner" is ambiguous since it could mean a small person who owns a business. "Small-business owner" makes the meaning instant. Missing or extra hyphens change how a phrase reads, how a product name feels and how professional your copy looks. Brands that get hyphens right signal attention to detail across every surface.

How do you use a hyphen?

  1. Use a hyphen to join compound modifiers that sit before a noun, such as "real-time update" or "data-driven strategy."

  2. Drop the hyphen when the same phrase sits after the noun, as in "the update was real time." Also skip it when an adverb ending in "ly" does the connecting, as in "highly regarded author."

  3. Build hyphenation rules into your Brivvy brand voice so every team member handles compound modifiers consistently.

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