Declension table of ?sāpatneya

Masculine	Singular	Dual	Plural
Nominative	sāpatneyaḥ	sāpatneyau	sāpatneyāḥ
Vocative	sāpatneya	sāpatneyau	sāpatneyāḥ
Accusative	sāpatneyam	sāpatneyau	sāpatneyān
Instrumental	sāpatneyena	sāpatneyābhyām	sāpatneyaiḥ sāpatneyebhiḥ
Dative	sāpatneyāya	sāpatneyābhyām	sāpatneyebhyaḥ
Ablative	sāpatneyāt	sāpatneyābhyām	sāpatneyebhyaḥ
Genitive	sāpatneyasya	sāpatneyayoḥ	sāpatneyānām
Locative	sāpatneye	sāpatneyayoḥ	sāpatneyeṣu

Compound sāpatneya -

Adverb -sāpatneyam -sāpatneyāt