Declension table of ?apitṛdevatya

Masculine	Singular	Dual	Plural
Nominative	apitṛdevatyaḥ	apitṛdevatyau	apitṛdevatyāḥ
Vocative	apitṛdevatya	apitṛdevatyau	apitṛdevatyāḥ
Accusative	apitṛdevatyam	apitṛdevatyau	apitṛdevatyān
Instrumental	apitṛdevatyena	apitṛdevatyābhyām	apitṛdevatyaiḥ apitṛdevatyebhiḥ
Dative	apitṛdevatyāya	apitṛdevatyābhyām	apitṛdevatyebhyaḥ
Ablative	apitṛdevatyāt	apitṛdevatyābhyām	apitṛdevatyebhyaḥ
Genitive	apitṛdevatyasya	apitṛdevatyayoḥ	apitṛdevatyānām
Locative	apitṛdevatye	apitṛdevatyayoḥ	apitṛdevatyeṣu

Compound apitṛdevatya -

Adverb -apitṛdevatyam -apitṛdevatyāt