Declension table of ?sedhana

Neuter	Singular	Dual	Plural
Nominative	sedhanam	sedhane	sedhanāni
Vocative	sedhana	sedhane	sedhanāni
Accusative	sedhanam	sedhane	sedhanāni
Instrumental	sedhanena	sedhanābhyām	sedhanaiḥ
Dative	sedhanāya	sedhanābhyām	sedhanebhyaḥ
Ablative	sedhanāt	sedhanābhyām	sedhanebhyaḥ
Genitive	sedhanasya	sedhanayoḥ	sedhanānām
Locative	sedhane	sedhanayoḥ	sedhaneṣu

Compound sedhana -

Adverb -sedhanam -sedhanāt