What is a synonym for abet?

Here are some synonyms for "abet," depending on the context:

Formal:

* Aid

* Assist

* Encourage

* Facilitate

* Instigate

* Promote

* Support

Informal:

* Help out

* Back up

* Egg on

* Go along with

Stronger:

* Conspire

* Incite

* Suborn

The best synonym for "abet" will depend on the specific situation and the nuance you want to convey.