Declension table of ?sammarśana

Neuter	Singular	Dual	Plural
Nominative	sammarśanam	sammarśane	sammarśanāni
Vocative	sammarśana	sammarśane	sammarśanāni
Accusative	sammarśanam	sammarśane	sammarśanāni
Instrumental	sammarśanena	sammarśanābhyām	sammarśanaiḥ
Dative	sammarśanāya	sammarśanābhyām	sammarśanebhyaḥ
Ablative	sammarśanāt	sammarśanābhyām	sammarśanebhyaḥ
Genitive	sammarśanasya	sammarśanayoḥ	sammarśanānām
Locative	sammarśane	sammarśanayoḥ	sammarśaneṣu

Compound sammarśana -

Adverb -sammarśanam -sammarśanāt