Auxiliary verbs in Nepali grammar are verb forms that add functional or grammatical meaning to the clause in which they appear. They are used in formation of complex tenses, moods, voices, aspect, etc. For example, ‘गर्नु हुन्छ’, ‘हुन थालेका’, ‘हुँदैगरेको’ etc. are few common auxiliary verbs in Nepali. They provide additional information about the mood, voice, aspect and time of the verb they modify.