Declension table of ?prayogajña

Neuter	Singular	Dual	Plural
Nominative	prayogajñam	prayogajñe	prayogajñāni
Vocative	prayogajña	prayogajñe	prayogajñāni
Accusative	prayogajñam	prayogajñe	prayogajñāni
Instrumental	prayogajñena	prayogajñābhyām	prayogajñaiḥ
Dative	prayogajñāya	prayogajñābhyām	prayogajñebhyaḥ
Ablative	prayogajñāt	prayogajñābhyām	prayogajñebhyaḥ
Genitive	prayogajñasya	prayogajñayoḥ	prayogajñānām
Locative	prayogajñe	prayogajñayoḥ	prayogajñeṣu

Compound prayogajña -

Adverb -prayogajñam -prayogajñāt