First, it’s important to know the two types of keywords. The first type is organic keywords that help Google search results. You can not discover these exact keywords, but you can see keywords used in a website’s content by using the free tool UberSuggest to get a general idea.
The other type of keywords is paid search keywords. These are the words your competitors are using for their Google Search Ads. You can discover these keywords with the paid tool, SEMRush.