The antonym of "giving words to" can be described in numerous ways, but it essentially means to remain silent, not communicate, or to keep unspoken. Keeping mum, withholding, or censoring are all antonyms for expressing oneself. Depending on the context, the antonyms might vary. In some cases, it might imply that the individual is incapable of describing their emotions or forming arguments. In others, it might be a conscious choice to keep silent, like in instances where one is asked to keep secrets. Antonyms for giving words to include staying quiet, being vague, or evading communication.