This is a Google (and other search engines) advanced search operator. When you use intitle:, you are instructing the search engine to only return results where the following word appears in the title of the web page (the text that appears on your browser tab).
You will see links that look like:
Do not click immediately. Hover over the link and look at the URL path. Is it a legitimate archive? A university server? A random IP address? The context matters. intitle index of mkv bollywood movie hot
The "lifestyle and entertainment" part of the query is legally safer but still tricky. Promotional interviews, behind-the-scenes clips, and press conferences are often released for free on YouTube or official channels. If you find these in an MKV index, check if they are official uploads. Many YouTubers and digital creators allow archiving under fair use for critique or education, but redistribution without credit remains problematic. This is a Google (and other search engines)
Many Bollywood movies, including those in the lifestyle and entertainment genre, are available on various streaming platforms: Do not click immediately