Declension table of ?avaśyakārya

Neuter	Singular	Dual	Plural
Nominative	avaśyakāryam	avaśyakārye	avaśyakāryāṇi
Vocative	avaśyakārya	avaśyakārye	avaśyakāryāṇi
Accusative	avaśyakāryam	avaśyakārye	avaśyakāryāṇi
Instrumental	avaśyakāryeṇa	avaśyakāryābhyām	avaśyakāryaiḥ
Dative	avaśyakāryāya	avaśyakāryābhyām	avaśyakāryebhyaḥ
Ablative	avaśyakāryāt	avaśyakāryābhyām	avaśyakāryebhyaḥ
Genitive	avaśyakāryasya	avaśyakāryayoḥ	avaśyakāryāṇām
Locative	avaśyakārye	avaśyakāryayoḥ	avaśyakāryeṣu

Compound avaśyakārya -

Adverb -avaśyakāryam -avaśyakāryāt