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Importance of LSI keyword in SEO


What are LSI Keywords ?

Latent semantic indexing (LSI) keywords are essentially keywords that are semantically related to your main keyword, that is used in a search query. These lsi keywords supplement the main keywords and act as helpers to give a stronger contextual information to the search engines like (google, yahoo or bing) and users. however, it is never intended to be the synonym match of the said keyword or keywords that are similar in meaning.

Latent semantic indexing was originally developed as a mathematical method in the late 1980’s for better accuracy in information modification. The LSI technology is then widely implemented in various grading and analyzing of text to uncover the meaning of the text in response to user’s queries and searches. These concomitant words that provide context to the main keywords are what understands as LSI keywords to decide which is the correct meaning of queries or search. If Google is able to understand your content better, then the higher is your rankings.

Importance of LSI Keywords :

related keywords

Usage of keywords is all about adding more reference to the content. That helps Google serve pertinent results for a search query, thus impacting CTR & bounce rate. With Rank brain being an integral component of Google bot, search relevance is more important than anything else. Smart use of LSI keywords can help gain quick rankings. Semantically optimized content not just ranks for the focus keyword but also for other related searches, thus improving the overall organic traffic potential. And with this algorithm update, Google started to use machine learning to process search queries and give more relevant results to their users. But Google is much smarter today. Google bots (sometimes also called a “spider”) can now read your content and understand it like a human do.

  1. Google Suggest or Auto Complete :

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Google Suggest is a part of the auto-complete function of Google search engine. When any user enters a word or some letters over the search field, Google shows many associated terms to him/her in a drop down menu. Such suggestions are a collection of the most frequently searched terms over the Google search engine.  is one of the fastest and easiest ways to Expose LSI terms to use in your content. After all, they’re terms that human users search for when they search for anything related to “”.

  • Google Keyword Planner :

Google Keyword Planner

 is another great tool that you can use to find hundreds of . Simply create an account with  and click on “Discover New Keywords” Then type your main keyword under the “Start With Keywords” option and click on “Get Results”. Once you get the results now add filters to get  for your main keyword. Click on “Add Filter” and then select “Keyword Text” then select “Contains” from the drop-down menu and type in your main keyword and hit “Apply”.

  • LSIGraph — Use free online LSI keyword generator :


In the above screenshot, this tool suggested LSI keywords for my target keyword. is the latest free SEO tool which allows you to generate Latent Semantic Indexing (LSI) keywords. This is by far the simplest and easiest tool anyone can use, even also with no SEO skills at all. All you need to do is add your targeted keywords, and it will generate the associated LSI keywords.

  1. Use Keywords in Your Title Tag :

LSI keywords are long-tail versions of your main keyword, for example, if your main keyword is “” one of your LSIs is “” In this case, it’s better to use the LSI keyword in the title. This will help you rank for both the keywords “” and “india”.

2. Use Keywords in Your Meta Description :

Use LSI keywords in your meta descriptions to draw the attention of users who search. Avoid hurting the readability of your meta description by stuffing too many keywords, as Google might consider that bad practice

3. Use Keywords in Your Header Tag :

Web Page subheadings (H1, H2, H3 tags) should have some of your LSI keywords. Google pays special attention to the headings of any webpage. LSI keywords may help you decide how to break up your content into small sections. Sometimes your LSI list will contain a word that is relevant but doesn’t fit in your existing article. In these cases, you may create a new section in your article focused on that keyword.