Declension table of ?aṅkāvaṅka

Neuter	Singular	Dual	Plural
Nominative	aṅkāvaṅkam	aṅkāvaṅke	aṅkāvaṅkāni
Vocative	aṅkāvaṅka	aṅkāvaṅke	aṅkāvaṅkāni
Accusative	aṅkāvaṅkam	aṅkāvaṅke	aṅkāvaṅkāni
Instrumental	aṅkāvaṅkena	aṅkāvaṅkābhyām	aṅkāvaṅkaiḥ
Dative	aṅkāvaṅkāya	aṅkāvaṅkābhyām	aṅkāvaṅkebhyaḥ
Ablative	aṅkāvaṅkāt	aṅkāvaṅkābhyām	aṅkāvaṅkebhyaḥ
Genitive	aṅkāvaṅkasya	aṅkāvaṅkayoḥ	aṅkāvaṅkānām
Locative	aṅkāvaṅke	aṅkāvaṅkayoḥ	aṅkāvaṅkeṣu

Compound aṅkāvaṅka -

Adverb -aṅkāvaṅkam -aṅkāvaṅkāt