Declension table of ?pārśvastha

Masculine	Singular	Dual	Plural
Nominative	pārśvasthaḥ	pārśvasthau	pārśvasthāḥ
Vocative	pārśvastha	pārśvasthau	pārśvasthāḥ
Accusative	pārśvastham	pārśvasthau	pārśvasthān
Instrumental	pārśvasthena	pārśvasthābhyām	pārśvasthaiḥ pārśvasthebhiḥ
Dative	pārśvasthāya	pārśvasthābhyām	pārśvasthebhyaḥ
Ablative	pārśvasthāt	pārśvasthābhyām	pārśvasthebhyaḥ
Genitive	pārśvasthasya	pārśvasthayoḥ	pārśvasthānām
Locative	pārśvasthe	pārśvasthayoḥ	pārśvastheṣu

Compound pārśvastha -

Adverb -pārśvastham -pārśvasthāt