Story time.
We once audited a site that had the phrase "best plumber in Dallas" 47 times on a single page.
The page was 600 words long.
That's roughly once every 13 words.
rolls eyes
Their ranking? Page 8. Their traffic? Basically zero. Their user experience? Unreadable.
What keyword stuffing actually does
It triggers spam filters. Google's algorithm is specifically designed to detect and demote keyword-stuffed content.
It destroys readability. Real humans land on your page and immediately bounce. That bounce signal tells Google the page is terrible.
It can get you manually penalized. Google's human reviewers can flag your site for spam. Recovery takes months.
The right way to use keywords
Use your primary keyword in:
Then forget about it. Write naturally. Use synonyms and related terms. Understanding search intent matters far more than keyword density ever did.
Google understands context now. You don't need to repeat the same phrase 47 times for it to get the point. Moz explains this well in their guide to modern SEO.
Move on to what works
Stop gaming keywords. Start executing fundamentals.
SEO Checkup. 113 tasks. Zero keyword stuffing. All proven.
Free. No credit card. 30 seconds. And if you're worried you've already crossed the line, read about the over-optimisation trap.