Declension table of ?āptavarga

Masculine	Singular	Dual	Plural
Nominative	āptavargaḥ	āptavargau	āptavargāḥ
Vocative	āptavarga	āptavargau	āptavargāḥ
Accusative	āptavargam	āptavargau	āptavargān
Instrumental	āptavargeṇa	āptavargābhyām	āptavargaiḥ āptavargebhiḥ
Dative	āptavargāya	āptavargābhyām	āptavargebhyaḥ
Ablative	āptavargāt	āptavargābhyām	āptavargebhyaḥ
Genitive	āptavargasya	āptavargayoḥ	āptavargāṇām
Locative	āptavarge	āptavargayoḥ	āptavargeṣu

Compound āptavarga -

Adverb -āptavargam -āptavargāt