clear understanding or expression

स्पष्ट

English Usage: Her explanation was so lucid that everyone understood the concept easily.

Hindi Usage: उसका स्पष्टीकरण इतना स्पष्ट था कि हर कोई अवधारणा को आसानी से समझ गया।

a reduction in strength or effectiveness

कमज़ोरी

English Usage: The attrite of the team’s morale was evident after the losing streak.

Hindi Usage: हार के क्रम के बाद टीम के मनोबल की कमजोरी स्पष्ट थी।

to wear down or erode

घिसना

English Usage: Over time, the constant friction will attrite the surface of the material.

Hindi Usage: समय के साथ, लगातार घर्षण सामग्री की सतह को घिस देगा।