As opposed to "old", the synonyms could be fresh, innovative, modern, the latest, or up-to-date. In some contexts, it can also mean advanced or improved.
The word new has a long list of synonyms. Some of them are unique, original, recent, novel, unseasoned, and untrained. Others are distinct, unusual, contemporary, and different.
Another word for brand new is pristine.
Nation
youthyougsters
Another word for addition which starts with the letter N is New.
New England is the Northeast U.S.
New
New.
new
New England
New Birth
Renamed
A rookie.