Translation of "Supplementary" in Japanese

Supplementary information includes adverbs and things that function as adverbs.

補足情報には、副詞や副詞のはたらきをするものが入ります。

I also wanted to enjoy the break, but thanks to preparation and supplementary lessons for a certain six-man team, I got none!

先生も連休をエンジョイしたかったが、どっかの６人組の補習やら準備やらで連休無かったぞ！