Declension table of ?sannihana

Neuter	Singular	Dual	Plural
Nominative	sannihanam	sannihane	sannihanāni
Vocative	sannihana	sannihane	sannihanāni
Accusative	sannihanam	sannihane	sannihanāni
Instrumental	sannihanena	sannihanābhyām	sannihanaiḥ
Dative	sannihanāya	sannihanābhyām	sannihanebhyaḥ
Ablative	sannihanāt	sannihanābhyām	sannihanebhyaḥ
Genitive	sannihanasya	sannihanayoḥ	sannihanānām
Locative	sannihane	sannihanayoḥ	sannihaneṣu

Compound sannihana -

Adverb -sannihanam -sannihanāt