The term 'more unforthcoming' implies a lack of openness or willingness to engage with others. Antonyms for this phrase include generous, forthcoming, communicative, cooperative, friendly, and approachable. A generous person is someone who is willing to give their time and resources without any selfish motives. A forthcoming person openly shares their thoughts and ideas with others, making it easier to communicate. A communicative person is someone who is able to express themselves well and listen actively. A cooperative person is someone who is willing to work together with others to achieve common goals. A friendly person is approachable and easy to talk to, creating a welcoming environment for others. An approachable person is someone who is easy to approach and talk to, creating an open and friendly atmosphere.