Soil or earth that is located below the surface soil.

A figurative term referring to a hidden or underlying issue.

एक छिपी हुई या अंतर्निहित समस्या

English Usage: There are many problems under clay that need to be addressed in this project.

Hindi Usage: इस परियोजना में समाधान की आवश्यकता वाली कई समस्याएँ मिट्टी के नीचे हैं।