While there isn't a single widely recognized list of the "20,000 most common English words," you can compile such a list by combining and filtering various sources:
Many "new" versions divide the 20,000 words into specific categories like core academic words , technical/domain-specific words , and general words . 20000 most common english words pdf new
Pick 10 "new" words from the list every day. Find three example sentences for each online. By the end of the year, you will have added over 3,500 high-level words to your vocabulary. Read Diversely While there isn't a single widely recognized list