Declension table of ?aviśvāsa

Masculine	Singular	Dual	Plural
Nominative	aviśvāsaḥ	aviśvāsau	aviśvāsāḥ
Vocative	aviśvāsa	aviśvāsau	aviśvāsāḥ
Accusative	aviśvāsam	aviśvāsau	aviśvāsān
Instrumental	aviśvāsena	aviśvāsābhyām	aviśvāsaiḥ aviśvāsebhiḥ
Dative	aviśvāsāya	aviśvāsābhyām	aviśvāsebhyaḥ
Ablative	aviśvāsāt	aviśvāsābhyām	aviśvāsebhyaḥ
Genitive	aviśvāsasya	aviśvāsayoḥ	aviśvāsānām
Locative	aviśvāse	aviśvāsayoḥ	aviśvāseṣu

Compound aviśvāsa -

Adverb -aviśvāsam -aviśvāsāt