Another thing to do is to binge lots of media in English at a level you can handle or slightly beyond that. It's the idea behind something known as Comprehensib

Another thing to do is to binge lots of media in English at a level you can handle or slightly beyond that. It's the idea behind something known as Comprehensible Input. Combined with things like using frequency lists in Anki and working exercises, and practicing speaking out loud, you can make a lot of progress. So consider watching cartoons and other TV shows, movies, music, etc.