Declension table of ?ahṛdya

Neuter	Singular	Dual	Plural
Nominative	ahṛdyam	ahṛdye	ahṛdyāni
Vocative	ahṛdya	ahṛdye	ahṛdyāni
Accusative	ahṛdyam	ahṛdye	ahṛdyāni
Instrumental	ahṛdyena	ahṛdyābhyām	ahṛdyaiḥ
Dative	ahṛdyāya	ahṛdyābhyām	ahṛdyebhyaḥ
Ablative	ahṛdyāt	ahṛdyābhyām	ahṛdyebhyaḥ
Genitive	ahṛdyasya	ahṛdyayoḥ	ahṛdyānām
Locative	ahṛdye	ahṛdyayoḥ	ahṛdyeṣu

Compound ahṛdya -

Adverb -ahṛdyam -ahṛdyāt