She likes to 'communicate' [=(more informally) 'keep in touch'] with her sister through/by/via e-mail.
If you're excited about the product, your enthusiasm will 'communicate' itself to customers.
One monkey 'communicated' [='transmitted, spread'] the disease to the others.
(..) my own conversation with this lady? - They don't understand English. - You were talking English. It's hard to explain, but it's all part of empathicalism. We don't have to communicate with words. They understand me through the way I feel, and the tone of my voice. - Sort of like a dog. (..)1957 Funny Face