Declension table of ?apratyayastha

Masculine	Singular	Dual	Plural
Nominative	apratyayasthaḥ	apratyayasthau	apratyayasthāḥ
Vocative	apratyayastha	apratyayasthau	apratyayasthāḥ
Accusative	apratyayastham	apratyayasthau	apratyayasthān
Instrumental	apratyayasthena	apratyayasthābhyām	apratyayasthaiḥ apratyayasthebhiḥ
Dative	apratyayasthāya	apratyayasthābhyām	apratyayasthebhyaḥ
Ablative	apratyayasthāt	apratyayasthābhyām	apratyayasthebhyaḥ
Genitive	apratyayasthasya	apratyayasthayoḥ	apratyayasthānām
Locative	apratyayasthe	apratyayasthayoḥ	apratyayastheṣu

Compound apratyayastha -

Adverb -apratyayastham -apratyayasthāt