Declension table of ?anvāyatana

Masculine	Singular	Dual	Plural
Nominative	anvāyatanaḥ	anvāyatanau	anvāyatanāḥ
Vocative	anvāyatana	anvāyatanau	anvāyatanāḥ
Accusative	anvāyatanam	anvāyatanau	anvāyatanān
Instrumental	anvāyatanena	anvāyatanābhyām	anvāyatanaiḥ anvāyatanebhiḥ
Dative	anvāyatanāya	anvāyatanābhyām	anvāyatanebhyaḥ
Ablative	anvāyatanāt	anvāyatanābhyām	anvāyatanebhyaḥ
Genitive	anvāyatanasya	anvāyatanayoḥ	anvāyatanānām
Locative	anvāyatane	anvāyatanayoḥ	anvāyataneṣu

Compound anvāyatana -

Adverb -anvāyatanam -anvāyatanāt