Declension table of ?īṅkāra

Masculine	Singular	Dual	Plural
Nominative	īṅkāraḥ	īṅkārau	īṅkārāḥ
Vocative	īṅkāra	īṅkārau	īṅkārāḥ
Accusative	īṅkāram	īṅkārau	īṅkārān
Instrumental	īṅkāreṇa	īṅkārābhyām	īṅkāraiḥ īṅkārebhiḥ
Dative	īṅkārāya	īṅkārābhyām	īṅkārebhyaḥ
Ablative	īṅkārāt	īṅkārābhyām	īṅkārebhyaḥ
Genitive	īṅkārasya	īṅkārayoḥ	īṅkārāṇām
Locative	īṅkāre	īṅkārayoḥ	īṅkāreṣu

Compound īṅkāra -

Adverb -īṅkāram -īṅkārāt