Declension table of ?harṣapūrṇavaktra

Neuter	Singular	Dual	Plural
Nominative	harṣapūrṇavaktram	harṣapūrṇavaktre	harṣapūrṇavaktrāṇi
Vocative	harṣapūrṇavaktra	harṣapūrṇavaktre	harṣapūrṇavaktrāṇi
Accusative	harṣapūrṇavaktram	harṣapūrṇavaktre	harṣapūrṇavaktrāṇi
Instrumental	harṣapūrṇavaktreṇa	harṣapūrṇavaktrābhyām	harṣapūrṇavaktraiḥ
Dative	harṣapūrṇavaktrāya	harṣapūrṇavaktrābhyām	harṣapūrṇavaktrebhyaḥ
Ablative	harṣapūrṇavaktrāt	harṣapūrṇavaktrābhyām	harṣapūrṇavaktrebhyaḥ
Genitive	harṣapūrṇavaktrasya	harṣapūrṇavaktrayoḥ	harṣapūrṇavaktrāṇām
Locative	harṣapūrṇavaktre	harṣapūrṇavaktrayoḥ	harṣapūrṇavaktreṣu

Compound harṣapūrṇavaktra -

Adverb -harṣapūrṇavaktram -harṣapūrṇavaktrāt