What is a synonym for applaud?

Here are some synonyms for applaud, depending on the nuance you want to convey:

General:

* Clap

* Praise

* Commend

* Acclaim

* Celebrate

* Recognize

* Hail

* Extol

* Honour

More formal:

* Salute

* Lauded

* Encomium

* Tribute

Informal:

* Cheer

* Give a standing ovation

* Give a thumbs up

The best synonym will depend on the specific context of your sentence.