Declension table of ?vidyāvyavasāya

Masculine	Singular	Dual	Plural
Nominative	vidyāvyavasāyaḥ	vidyāvyavasāyau	vidyāvyavasāyāḥ
Vocative	vidyāvyavasāya	vidyāvyavasāyau	vidyāvyavasāyāḥ
Accusative	vidyāvyavasāyam	vidyāvyavasāyau	vidyāvyavasāyān
Instrumental	vidyāvyavasāyena	vidyāvyavasāyābhyām	vidyāvyavasāyaiḥ
Dative	vidyāvyavasāyāya	vidyāvyavasāyābhyām	vidyāvyavasāyebhyaḥ
Ablative	vidyāvyavasāyāt	vidyāvyavasāyābhyām	vidyāvyavasāyebhyaḥ
Genitive	vidyāvyavasāyasya	vidyāvyavasāyayoḥ	vidyāvyavasāyānām
Locative	vidyāvyavasāye	vidyāvyavasāyayoḥ	vidyāvyavasāyeṣu

Compound vidyāvyavasāya -

Adverb -vidyāvyavasāyam -vidyāvyavasāyāt