Adverbs of Frequency in Nepali grammar are words or phrases that express the frequency or number of times an action occurs. These adverbs are used before the verb they modify and are integral to expressing a wide range of situations, activities, and occurrences. Some common examples include “सधैं” (always), “धेरै” (often), “कभर कभर” (sometimes), and “कहिल्यै” (never).