Declension table of ?rehya

Neuter	Singular	Dual	Plural
Nominative	rehyam	rehye	rehyāṇi
Vocative	rehya	rehye	rehyāṇi
Accusative	rehyam	rehye	rehyāṇi
Instrumental	rehyeṇa	rehyābhyām	rehyaiḥ
Dative	rehyāya	rehyābhyām	rehyebhyaḥ
Ablative	rehyāt	rehyābhyām	rehyebhyaḥ
Genitive	rehyasya	rehyayoḥ	rehyāṇām
Locative	rehye	rehyayoḥ	rehyeṣu

Compound rehya -

Adverb -rehyam -rehyāt