Declension table of ?pātrya

Neuter	Singular	Dual	Plural
Nominative	pātryam	pātrye	pātryāṇi
Vocative	pātrya	pātrye	pātryāṇi
Accusative	pātryam	pātrye	pātryāṇi
Instrumental	pātryeṇa	pātryābhyām	pātryaiḥ
Dative	pātryāya	pātryābhyām	pātryebhyaḥ
Ablative	pātryāt	pātryābhyām	pātryebhyaḥ
Genitive	pātryasya	pātryayoḥ	pātryāṇām
Locative	pātrye	pātryayoḥ	pātryeṣu

Compound pātrya -

Adverb -pātryam -pātryāt