Antonyms for "plays close to vest" include being candid, disclosing, forthright, open, transparent, and frank. When someone plays close to vest, they keep their thoughts and feelings concealed, and they may not share information freely. In contrast, when someone is frank and open, they are upfront about their opinions and ideas, and they might be more willing to take risks or share details about their plans. Being transparent and honest can create trust and build strong relationships, whereas being secretive can create distance and suspicion. While there may be times when it is appropriate to play close to vest, being open and honest can lead to more fruitful collaborations and more fulfilling personal connections.