Declension table of ?ahṛdya

Masculine	Singular	Dual	Plural
Nominative	ahṛdyaḥ	ahṛdyau	ahṛdyāḥ
Vocative	ahṛdya	ahṛdyau	ahṛdyāḥ
Accusative	ahṛdyam	ahṛdyau	ahṛdyān
Instrumental	ahṛdyena	ahṛdyābhyām	ahṛdyaiḥ ahṛdyebhiḥ
Dative	ahṛdyāya	ahṛdyābhyām	ahṛdyebhyaḥ
Ablative	ahṛdyāt	ahṛdyābhyām	ahṛdyebhyaḥ
Genitive	ahṛdyasya	ahṛdyayoḥ	ahṛdyānām
Locative	ahṛdye	ahṛdyayoḥ	ahṛdyeṣu

Compound ahṛdya -

Adverb -ahṛdyam -ahṛdyāt