Declension table of ?kārśana

Neuter	Singular	Dual	Plural
Nominative	kārśanam	kārśane	kārśanāni
Vocative	kārśana	kārśane	kārśanāni
Accusative	kārśanam	kārśane	kārśanāni
Instrumental	kārśanena	kārśanābhyām	kārśanaiḥ
Dative	kārśanāya	kārśanābhyām	kārśanebhyaḥ
Ablative	kārśanāt	kārśanābhyām	kārśanebhyaḥ
Genitive	kārśanasya	kārśanayoḥ	kārśanānām
Locative	kārśane	kārśanayoḥ	kārśaneṣu

Compound kārśana -

Adverb -kārśanam -kārśanāt