The antonyms for the word "more unreceptive" are words that express receptiveness or openness. Some of these antonyms include responsive, welcoming, receptive, hospitable, friendly, warm, generous, and accessible. For instance, if someone is responsive, they are open to receiving and engaging with new things or ideas. Similarly, if someone is welcoming or receptive, they are friendly and approachable. People who are hospitable and warm are always eager to help and make others feel comfortable. In contrast, being unreceptive means to be disinterested or unapproachable, so using these antonyms can make communications and interactions much smoother and more pleasant.