Declension table of ?abhivāsana

Neuter	Singular	Dual	Plural
Nominative	abhivāsanam	abhivāsane	abhivāsanāni
Vocative	abhivāsana	abhivāsane	abhivāsanāni
Accusative	abhivāsanam	abhivāsane	abhivāsanāni
Instrumental	abhivāsanena	abhivāsanābhyām	abhivāsanaiḥ
Dative	abhivāsanāya	abhivāsanābhyām	abhivāsanebhyaḥ
Ablative	abhivāsanāt	abhivāsanābhyām	abhivāsanebhyaḥ
Genitive	abhivāsanasya	abhivāsanayoḥ	abhivāsanānām
Locative	abhivāsane	abhivāsanayoḥ	abhivāsaneṣu

Compound abhivāsana -

Adverb -abhivāsanam -abhivāsanāt