भाव का गिर जाना या कम हो जाना।

आजकल सोने का भाव उतर गया है।
उतरना, गिरना, घटना, लुढ़कना

Decrease in size, extent, or range.

The amount of homework decreased towards the end of the semester.
The cabin pressure fell dramatically.
Her weight fell to under a hundred pounds.
His voice fell to a whisper.
decrease, diminish, fall, lessen