Declension table of prayojaka

Masculine	Singular	Dual	Plural
Nominative	prayojakaḥ	prayojakau	prayojakāḥ
Vocative	prayojaka	prayojakau	prayojakāḥ
Accusative	prayojakam	prayojakau	prayojakān
Instrumental	prayojakena	prayojakābhyām	prayojakaiḥ prayojakebhiḥ
Dative	prayojakāya	prayojakābhyām	prayojakebhyaḥ
Ablative	prayojakāt	prayojakābhyām	prayojakebhyaḥ
Genitive	prayojakasya	prayojakayoḥ	prayojakānām
Locative	prayojake	prayojakayoḥ	prayojakeṣu

Compound prayojaka -

Adverb -prayojakam -prayojakāt