Declension table of ?samāśa

Masculine	Singular	Dual	Plural
Nominative	samāśaḥ	samāśau	samāśāḥ
Vocative	samāśa	samāśau	samāśāḥ
Accusative	samāśam	samāśau	samāśān
Instrumental	samāśena	samāśābhyām	samāśaiḥ samāśebhiḥ
Dative	samāśāya	samāśābhyām	samāśebhyaḥ
Ablative	samāśāt	samāśābhyām	samāśebhyaḥ
Genitive	samāśasya	samāśayoḥ	samāśānām
Locative	samāśe	samāśayoḥ	samāśeṣu

Compound samāśa -

Adverb -samāśam -samāśāt