Declension table of ?chṛdya

Neuter	Singular	Dual	Plural
Nominative	chṛdyam	chṛdye	chṛdyāni
Vocative	chṛdya	chṛdye	chṛdyāni
Accusative	chṛdyam	chṛdye	chṛdyāni
Instrumental	chṛdyena	chṛdyābhyām	chṛdyaiḥ
Dative	chṛdyāya	chṛdyābhyām	chṛdyebhyaḥ
Ablative	chṛdyāt	chṛdyābhyām	chṛdyebhyaḥ
Genitive	chṛdyasya	chṛdyayoḥ	chṛdyānām
Locative	chṛdye	chṛdyayoḥ	chṛdyeṣu

Compound chṛdya -

Adverb -chṛdyam -chṛdyāt