Declension table of ?hṛdayya

Masculine	Singular	Dual	Plural
Nominative	hṛdayyaḥ	hṛdayyau	hṛdayyāḥ
Vocative	hṛdayya	hṛdayyau	hṛdayyāḥ
Accusative	hṛdayyam	hṛdayyau	hṛdayyān
Instrumental	hṛdayyena	hṛdayyābhyām	hṛdayyaiḥ hṛdayyebhiḥ
Dative	hṛdayyāya	hṛdayyābhyām	hṛdayyebhyaḥ
Ablative	hṛdayyāt	hṛdayyābhyām	hṛdayyebhyaḥ
Genitive	hṛdayyasya	hṛdayyayoḥ	hṛdayyānām
Locative	hṛdayye	hṛdayyayoḥ	hṛdayyeṣu

Compound hṛdayya -

Adverb -hṛdayyam -hṛdayyāt