する, 為る
Conjugated: しませんでした
Usually in kana
1. to do, to carry out, to perform
2. to cause to become, to make (into), to turn (into)
3. to serve as, to act as, to work as
4. to wear (clothes, a facial expression, etc.)
as 〜にする,〜とする
5. to judge as being, to view as being, to think of as, to treat as, to use as