What is the synonym of again?

There are many synonyms for "again," depending on the context and nuance you want to convey. Here are a few options:

General:

* Once more

* Once again

* Anew

* Afresh

* Repeatedly

* Another time

Emphasis on repetition:

* Reiterated

* Recurrent

* Reoccurring

Emphasis on starting over:

* Restart

* Resume

* Revive

* Renew

Informal:

* Over

* Back

* Again and again

The best synonym will depend on the specific situation and the tone you want to set.