Declension table of parjanya

Masculine	Singular	Dual	Plural
Nominative	parjanyaḥ	parjanyau	parjanyāḥ
Vocative	parjanya	parjanyau	parjanyāḥ
Accusative	parjanyam	parjanyau	parjanyān
Instrumental	parjanyena	parjanyābhyām	parjanyaiḥ parjanyebhiḥ
Dative	parjanyāya	parjanyābhyām	parjanyebhyaḥ
Ablative	parjanyāt	parjanyābhyām	parjanyebhyaḥ
Genitive	parjanyasya	parjanyayoḥ	parjanyānām
Locative	parjanye	parjanyayoḥ	parjanyeṣu

Compound parjanya -

Adverb -parjanyam -parjanyāt