Look around there are a lot of english words you can start using right
Archive of cool words of the week
This is a large archive with pronunciations and definitons. The list is
in no particular order other than newest to oldest.
This has a list of more common words, giving a brief history and
sometimes synonyms or similar/related words. Pronunciations, and
definitions are also on this site.
Rare Words A-O
Many words, listed alphabetically. Definition provided.
Rare Words P-Z
The last of the words from the same site as above.
Categorized words with pronunciation and definition. The words can
actually be useful if you remember them. S)
Forthright's Favourite Words
A list of fifty words that Forthright has deemed rare. Pronunciations,
definitions, and a breif explination of how it is used.
Your not likely to have a great use for these words, as they have some of
the most indepth meaning to refer to nothing important. Just think would
you have a use for the word that refers to "The practice of eating or
drinking while lying down"?
Words that are their own antonym
This doesn't have the best words and most of them are based off of slang