Declension table of ?apitrya

Neuter	Singular	Dual	Plural
Nominative	apitryam	apitrye	apitryāṇi
Vocative	apitrya	apitrye	apitryāṇi
Accusative	apitryam	apitrye	apitryāṇi
Instrumental	apitryeṇa	apitryābhyām	apitryaiḥ
Dative	apitryāya	apitryābhyām	apitryebhyaḥ
Ablative	apitryāt	apitryābhyām	apitryebhyaḥ
Genitive	apitryasya	apitryayoḥ	apitryāṇām
Locative	apitrye	apitryayoḥ	apitryeṣu

Compound apitrya -

Adverb -apitryam -apitryāt