What is another word for communicable?

Here are some other words for communicable, depending on the context:

General:

* Contagious

* Infectious

* Transmissible

* Spreadable

* Catchy

* Transmittable

More Formal:

* Contagious (most formal)

* Transmissible

* Infectious

More Informal:

* Spreadable

* Catchy

Specific to Diseases:

* Contagious

* Infectious

The best word will depend on the specific situation.