Declension table of ?samprayāsa

Masculine	Singular	Dual	Plural
Nominative	samprayāsaḥ	samprayāsau	samprayāsāḥ
Vocative	samprayāsa	samprayāsau	samprayāsāḥ
Accusative	samprayāsam	samprayāsau	samprayāsān
Instrumental	samprayāsena	samprayāsābhyām	samprayāsaiḥ samprayāsebhiḥ
Dative	samprayāsāya	samprayāsābhyām	samprayāsebhyaḥ
Ablative	samprayāsāt	samprayāsābhyām	samprayāsebhyaḥ
Genitive	samprayāsasya	samprayāsayoḥ	samprayāsānām
Locative	samprayāse	samprayāsayoḥ	samprayāseṣu

Compound samprayāsa -

Adverb -samprayāsam -samprayāsāt