Declension table of ?hṛdayapriya

Neuter	Singular	Dual	Plural
Nominative	hṛdayapriyam	hṛdayapriye	hṛdayapriyāṇi
Vocative	hṛdayapriya	hṛdayapriye	hṛdayapriyāṇi
Accusative	hṛdayapriyam	hṛdayapriye	hṛdayapriyāṇi
Instrumental	hṛdayapriyeṇa	hṛdayapriyābhyām	hṛdayapriyaiḥ
Dative	hṛdayapriyāya	hṛdayapriyābhyām	hṛdayapriyebhyaḥ
Ablative	hṛdayapriyāt	hṛdayapriyābhyām	hṛdayapriyebhyaḥ
Genitive	hṛdayapriyasya	hṛdayapriyayoḥ	hṛdayapriyāṇām
Locative	hṛdayapriye	hṛdayapriyayoḥ	hṛdayapriyeṣu

Compound hṛdayapriya -

Adverb -hṛdayapriyam -hṛdayapriyāt