Declension table of samāsa

Masculine	Singular	Dual	Plural
Nominative	samāsaḥ	samāsau	samāsāḥ
Vocative	samāsa	samāsau	samāsāḥ
Accusative	samāsam	samāsau	samāsān
Instrumental	samāsena	samāsābhyām	samāsaiḥ samāsebhiḥ
Dative	samāsāya	samāsābhyām	samāsebhyaḥ
Ablative	samāsāt	samāsābhyām	samāsebhyaḥ
Genitive	samāsasya	samāsayoḥ	samāsānām
Locative	samāse	samāsayoḥ	samāseṣu

Compound samāsa -

Adverb -samāsam -samāsāt