A size that is smaller than the standard size but larger than a "small" size.

आधा आकार

English Usage: I bought a half size shoe for better comfort.

Hindi Usage: मैंने बेहतर आराम के लिए आधा आकार का जूता खरीदा।

Referring to something being partially or not fully complete.

आंशिक

English Usage: The project is only half finished.

Hindi Usage: यह परियोजना केवल आधी पूरी हुई है।