The word "inter-faces" refers to the connection points between two systems or devices. The antonyms for inter-faces would be words that describe a disconnected, separate state. Some antonyms for inter-faces could include isolation, detachment, disconnection, separation, or division. These words indicate a lack of connection or communication between systems or individuals. While inter-faces are essential for technology to communicate, these antonyms describe a state where communication is minimal or nonexistent. In the digital age, we rely on inter-faces for daily life, but it's crucial to acknowledge the importance of disconnection and independence.