Re-press refers to the act of restraining, suppressing or holding back. Antonyms for this word include free, release, liberate and unchain. To free or release means to let go, to allow something to move freely or to set something or someone loose. Liberating something or someone means to unshackle them from constraints, granting them freedom. Unchaining suggests the removal of physical or mental bonds, allowing for free movement and thought. All of these words bear a positive connotation as they relate to expansion, release, and the capacity for growth.