Declension table of ?ṛphya

Neuter	Singular	Dual	Plural
Nominative	ṛphyam	ṛphye	ṛphyāṇi
Vocative	ṛphya	ṛphye	ṛphyāṇi
Accusative	ṛphyam	ṛphye	ṛphyāṇi
Instrumental	ṛphyeṇa	ṛphyābhyām	ṛphyaiḥ
Dative	ṛphyāya	ṛphyābhyām	ṛphyebhyaḥ
Ablative	ṛphyāt	ṛphyābhyām	ṛphyebhyaḥ
Genitive	ṛphyasya	ṛphyayoḥ	ṛphyāṇām
Locative	ṛphye	ṛphyayoḥ	ṛphyeṣu

Compound ṛphya -

Adverb -ṛphyam -ṛphyāt