Declension table of ?anupāya

Masculine	Singular	Dual	Plural
Nominative	anupāyaḥ	anupāyau	anupāyāḥ
Vocative	anupāya	anupāyau	anupāyāḥ
Accusative	anupāyam	anupāyau	anupāyān
Instrumental	anupāyena	anupāyābhyām	anupāyaiḥ anupāyebhiḥ
Dative	anupāyāya	anupāyābhyām	anupāyebhyaḥ
Ablative	anupāyāt	anupāyābhyām	anupāyebhyaḥ
Genitive	anupāyasya	anupāyayoḥ	anupāyānām
Locative	anupāye	anupāyayoḥ	anupāyeṣu

Compound anupāya -

Adverb -anupāyam -anupāyāt