amendable
adjectiveUK /əˈmɛndəbl/
US /əˈmɛndəbəl/
Able to be changed or fixed to make it better.
The rules of the game are amendable if everyone agrees.
OTHER MEANINGS
2. Open to being corrected or improved by others.
She was amendable to suggestions from her teammates.
3. Capable of being legally revised or altered.
The contract is amendable with the consent of both parties.
4. Willing to change one's behavior or attitude.
He was amendable to learning from his mistakes.