a decrease in quantity or quality

मात्रा या गुणवत्ता में कमी

English Usage: There was a noticeable falloff in sales during the winter months.

Hindi Usage: सर्दियों के महीनों में बिक्री में स्पष्ट कमी थी।

to diminish or decrease

कम होना या घटाना

English Usage: The interest in the topic began to falloff after a few months.

Hindi Usage: कुछ महीनों बाद इस विषय में रुचि कम होने लगी।