The phrase "adequate words" means using just the right amount and kind of words to communicate or express something accurately and effectively. Full definition
Call it «mystical» if you like — though that surely is not a very good description of it — but whatever the true and adequate word for this tremendous apostolic experience, it is perfectly clear that the earliest Christianity we know had a twofold basis, and stood upon two feet, history and experience. (religion-online.org)
Do you mean an emotion so overpowering you can not find adequate words to describe it? (religion.blogs.cnn.com)
No one person can or could ever put the legacy of David Bowie into adequate words, but all of us coming together to celebrate the man in all of his chameleonic forms, all of his music and his films and his work, just might be able to begin to scratch the surface of the absurdly massive effect he has had on this world. (alphaprimitive.com)