Thanks, you answer your own question. I would read some of those. Do you mind if a ask you during these research found something about grammar? I think is my weakest part. I just live through auto-correct xD More on reddit.com

The English I was learning was from a different country than hers, and she didn’t like that. And every time I said something wrong, or something that wasn’t wrong but was a word from a different English speaking country, she’d give me a really hard time. More on reddit.com

Even if you memorize 100000000000000 most common words in isolation and without context in a language, it's almost like stubbing one's toe frequently to identifiable objects (like a table, chair etc.) in a dark room, just because you didn't know how their dimensions fit into the vast unknown space. Understanding context later on is very difficult, almost like being blind, you'll eventually learn but if there are changes in the space you are bound to get your toe stubbed again. So, let light (context) into your life to understand how the objects (words) function and are spaced out. Or something like that. More on reddit.com

The key to increasing vocabulary is how many times you recall the word. When I was overseas, I used a small notebook to write down maybe 20 words and I would use every word every day for a week in some way. Either in my speaking or writing, or failing that just in my head. Then for the next week start on a new list. Then I guarantee you will not forget those words. Another thing that helps is to use the same word in different parts of speech. So use the verb, the adjective, the noun, the adverb etc... More on reddit.com