What Is The LSI Keyword And How To Find LSI Keyword

Today, almost all businesses around the globe make use of specific SEO techniques, tools, and resources to enhance their online ranking on the web. SEO professionals make use of several tricks to implement this process. Among these, one effective process is Latent Semantic Indexing(LSI). When LSI keywords are incorporated in particular content, the content is prone to rank higher in the search results.

Unfortunately, this technique remains relatively underutilized in the entire SEO domain despite being highly efficient. Here is a guide that states what LSI keywords are and how to find exact LSI keywords. Without further discussion, let’s get straight into the topic.

What are LSI Keywords?

LSI stands for Latent Semantic Indexing. Designed to get an excellent knowledge about a plethora of synonyms based on content, LSI is one such computer program that is quite interesting. It is a method that uses mathematical tricks and techniques to bring a relationship between the concept and the words used in the piece of content.

LSI Keyword Example
LSI Keyword Example

To be more precise, Latent Semantic Indexing(LSI) keywords are those terms that are linked to the principal/chief keyword you are using. By synonyms, it does mean LSI is a synonym. This is a widespread misconception among a massive number of people. However, the thing is, LSI keywords are packed together along with focus keywords present in the content as they produce a similar context but not a similar meaning. Eventually, LSI keywords help optimize your content’s context present on your Web page easily for these search engines.

A more practical definition of LSI keywords:

When it comes to SEO(Search engine optimization), LSI Keywords are generally the search terms linked to the original/focus keyword targeted by you. LSI keywords add extra context to your content to make it easy for both search engines and users to get a good idea regarding what your content wishes to convey.

How to find LSI keywords?

First and foremost, the initial step to finding LSI keywords is to build a base of the most significant keywords related to your business. Once you are done with this, finding the perfect LSI becomes easier and better. All and all, the least that you need to do is good research to discover seamless and endless possibilities. And, for this, you will require LSI tools.

On that note, here are 10 LSI keyword tools by which you can grab the best LSI keywords to enhance your content. Read on to find them!

Google Autocomplete

This is one of the easiest, best, and fastest methods that you can use to discover the best and appropriate LSI terms to implement in your content. This interesting feature of Google’s instant search is the simplest way to get hold of LSI keywords. All you require to do is to type your target/focus Keyword in Google’s search bar. Immediately, you will notice a huge range of predictions having a similar keyword in focus that will help you in what to type next.

Consequently, look for the keywords that are bold in the suggestions. Create a good list of all those keywords that are relevant to your content, and there you go! Implement it in your content.

Google Related Searches

For this, you can type in your focus keyword in the Google search bar and scroll straight to the extreme bottom of the Google page. On scrolling down, you will come across a section called “Related searches.”

Hence, you can check for the listed terms to get a brief idea of LSI keywords that you can use in your content. Ideally, Related Searches is quite similar to Google Autocomplete.

Google related searches

The only difference is, instead of suggesting the keywords in the search bar, Google recommends you with keywords at the bottom of the page.

People Also Ask

This is another effective free and excellent resource used to dig the LSI keywords. When you search for something, on scrolling a bit down the page, you will come across a box named “People Also Ask” in the search results. This box lists tons of options. You can check through them to see if there are any right or additional words ideal to use in your content. Make sure you look for the keywords that are bolded.

LSI Graph

LSI Graph is an excellent free tool that generates LSI keywords. It helps you to find all the similar terms that are linked to your focus/primary keyword. You require to type in the main keyword of your content, and there you go! This tool displays you with a massive list of LSI terms that you can choose from.

Bold Terms in the Google Snippet Descriptions

This is another excellent way to spot accurate LSI keywords. Whenever you search for anything in Google, you usually come across a list of content similar to your input. If you notice keenly, the bold terms used in these snippet descriptions are LSI keywords. These terms used in descriptions will match your keyword.

On looking more closely, you will notice even more. Google not only bold the selected terms that match with your search, but it bolds the phrases and words similar to your search as well. You can use any of them that you find will be perfect for your content. This is simple yet effective!

Google Image Tags

This is a whole new feature added in generating the LSI keywords. This new feature is found inside Google images, and people do not talk much about it. However, it is the goldmine of LSI.

To get started with it, type in your keyword in Google images. Instantly, you will come across a bunch of image results.

Google will hook you with all the related terms just above the results. These are pretty efficient ways to find suitable keywords to improve your content. You can even do a similar thing with Pinterest. However, Google image suggestions are far better and more accessible.

Google Keyword Planner

This is undoubtedly one of the favorite research tools that most users use to find the best keywords. To be more precise, Google Keyword Planner is also referred to as an LSI keyword machine. For instance, if you enter “SEO tools” in the Keyword Planner, you will come across a list of “keyword ideas.”

Google Keyword Planner: Results

A few of these will usually be either variations or synonyms of your Focus Keyword.

Google Keyword Planner: Highlight

If you look more keenly, you will find some LSI phrases.

Google Keyword Planner: Dig deep

Well, a pro tip is that you don’t require to enter any keyword as such into the Keyword Planner. You can easily use a landing page.

To be more precise, you can use any landing page of your competitors that holds a better rank than you in the Google search results.

Google Keyword Planner: URL search

When you start with the URL search, Google scans the entire page and breaks the keywords they find relevant and similar to the topic of that page.

Google Keyword Planner: URL results

There you go! These are the LSI keywords.


This is another excellent tool by which you can grab the best LSI keywords. Serpstat helps you to find semantically relevant phrases suitable for your post. You need to enter your focus/main keyword and click SEO research. Next, click Related Keywords. Within a few seconds, you will see a massive list of phrases and words suitable to your content from which you can choose any. All and all, Serpstat offers you a comprehensive list of all the related keywords that users generally search for.

Google Adwords tool

Google Adwords tool is a well-known free tool that most people use. It is a simple, easy, and effective tool to find LSI Keywords. It is pretty simple to use this as well. Whenever a particular keyword is searched on AdWords Tool, it displays a list of “keyword ideas” right at the bottom. These are nothing but LSI(Latent Semantic Indexing) keywords.

Don’t focus on synonyms only

While searching for the perfect LSI keywords, know that you should look for synonyms and look for phrases, and related keywords. Once you are clear with this, finding the ideal LSI keywords becomes easy.


With this, we come to the end of this discussion. Generally, Latent Semantics Indexing(LSI) is unrevealed to businesses. Instead, it is more valuable to increase your website ranking. With these tools, you can easily find the perfect LSI keywords, incorporate them in your content, and there you go! You will see how the tables turn, and your website experiences more visibility and audience.

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