Words alone are seldom persuasive, and they can definitely get in the way. I think verbally and too many words come to mind and I get too attached to them. Perhaps one of the best ways to reduce our words is to think of an image and then use very specific words that paint that image in the mind.
Buffer Blog: Most Persuasive Words, 2013-Mar-21, by Leo Widrich
Something I struggle the most with is to stop using adjectives. They are, in fact one of the worst elements of speech and even make a listener or reader lose trust.