Skip to content
Ads LighthouseStart free trialStart trial

Glossary

Keyword insertion

What it means, how it works, a worked example, common mistakes and how to monitor it, with official sources.

Definition
Keyword insertion is an ad text feature that replaces a code such as {KeyWord:Boots} with the advertiser's keyword that triggered the ad.

In plain words

With keyword insertion, an advertiser writes a placeholder in the ad instead of a fixed word. When the ad shows, the platform swaps the placeholder for the keyword that matched, or for a default word if the keyword does not fit.

It makes one ad feel tailored to many searches.

Why it matters for brand and paid search teams

Keyword insertion is one way a brand name can end up in someone else's ad text without anyone typing it into the ad. If a competitor or affiliate has a brand keyword in the ad group, the inserted text can show that brand in the headline.

For brand protection and legal teams, this matters because the use of a trademark in ad text is what platform trademark policies focus on, whatever mechanism put it there. For PPC teams, it is a common tool that needs care on competitor keywords.

How it works

Google's syntax uses braces with default text, for example {KeyWord:Chocolate}. Google tries to replace the code with one of the ad group's keywords and uses the default text when the keyword is too long to fit.

Google is explicit that keyword insertion shows the keyword, not the person's search term. So the inserted words reveal something about the advertiser's keyword list, while the search that triggered the ad can be different.

Google adds that ads using keyword insertion must remain compliant with its policies, including the trademarks policy.

Example

An affiliate, trailpicks.example, has an ad group that contains the keyword northstar boots and an ad headline written as {KeyWord:Hiking Boots} on sale. On the search northstar boots sale in Austin, the headline reads "Northstar Boots on sale".

Northstar sees its brand in another advertiser's headline. The inserted text suggests the keyword was in the ad group, which is useful context for the affiliate manager, but it is still an inference from outside the account.

Fictional brands and domains, for illustration only.

Common mistakes and misconceptions

How to monitor it in Ads Lighthouse

Ads Lighthouse saves the headline and description as shown, after any insertion, so a brand name inserted into another advertiser's ad is highlighted and grouped under Mentions your brand like any other mention.

A Brand mention to review alert can notify you when it happens. Ads Lighthouse cannot see the placeholder or the advertiser's keyword list.

Frequently asked questions

How can I tell if an ad used keyword insertion?

From outside you usually cannot be sure. Capitalized brand words in an otherwise generic headline are a common sign, but only the advertiser's account shows the placeholder.

Can keyword insertion break trademark rules?

Google says ads using keyword insertion must stay compliant with its policies. A trademark inserted into ad text can be the subject of a complaint like any other use in ad text.

Should I use keyword insertion on competitor keywords?

Be careful. It can place a competitor's name in your headline automatically. Many advertisers exclude competitor keywords from ad groups that use it.

Official sources

Sources checked on .

Where this fits in Ads Lighthouse

Related help articles

Related reading

All terms

See these terms in your own brand searches

Monitor Google and Bing by keyword, location and device, and review each observation with its full context.

Your privacy choices

We use storage needed for sign-in and your workspace. With your permission, optional analytics and marketing tags can help us understand visits and measure campaigns. Read our Cookies & browser storage notice.