Declension table of ātreya

Neuter	Singular	Dual	Plural
Nominative	ātreyam	ātreye	ātreyāṇi
Vocative	ātreya	ātreye	ātreyāṇi
Accusative	ātreyam	ātreye	ātreyāṇi
Instrumental	ātreyeṇa	ātreyābhyām	ātreyaiḥ
Dative	ātreyāya	ātreyābhyām	ātreyebhyaḥ
Ablative	ātreyāt	ātreyābhyām	ātreyebhyaḥ
Genitive	ātreyasya	ātreyayoḥ	ātreyāṇām
Locative	ātreye	ātreyayoḥ	ātreyeṣu

Compound ātreya -

Adverb -ātreyam -ātreyāt