Declension table of ?prasannaprāya

Neuter	Singular	Dual	Plural
Nominative	prasannaprāyam	prasannaprāye	prasannaprāyāṇi
Vocative	prasannaprāya	prasannaprāye	prasannaprāyāṇi
Accusative	prasannaprāyam	prasannaprāye	prasannaprāyāṇi
Instrumental	prasannaprāyeṇa	prasannaprāyābhyām	prasannaprāyaiḥ
Dative	prasannaprāyāya	prasannaprāyābhyām	prasannaprāyebhyaḥ
Ablative	prasannaprāyāt	prasannaprāyābhyām	prasannaprāyebhyaḥ
Genitive	prasannaprāyasya	prasannaprāyayoḥ	prasannaprāyāṇām
Locative	prasannaprāye	prasannaprāyayoḥ	prasannaprāyeṣu

Compound prasannaprāya -

Adverb -prasannaprāyam -prasannaprāyāt