Effective is a word used to describe something that is efficient, fruitful, and productive. But when writing, it's good to mix it up with synonyms to make the prose more interesting and varied. Some synonymous terms to use in place of "effective" include "powerful", "efficient", "productive", "influential", "potent", "compelling", "profitable", and "beneficial". The use of any of these phrases can change the texture of a narrative or article, communicating a different tone or message to the reader. So, whether you're a journalist, blogger, or just someone who enjoys putting pen to paper, using synonyms for the word "effective" can drastically improve your writing.