supplementary, new, further, added; see extra.
"additional." YourDictionary, n.d. Web. 14 January 2019. <https://thesaurus.yourdictionary.com/additional>.
additional. (n.d.). Retrieved January 14th, 2019, from https://thesaurus.yourdictionary.com/additional
Being an addition:
Yes, I'd like to receive Word of the Day emails from YourDictionary.com
By continuing, you agree to our
Please set a username for yourself.
People will see it as Author Name with your public flash cards.