Declension table of ?mandasāna

Neuter	Singular	Dual	Plural
Nominative	mandasānam	mandasāne	mandasānāni
Vocative	mandasāna	mandasāne	mandasānāni
Accusative	mandasānam	mandasāne	mandasānāni
Instrumental	mandasānena	mandasānābhyām	mandasānaiḥ
Dative	mandasānāya	mandasānābhyām	mandasānebhyaḥ
Ablative	mandasānāt	mandasānābhyām	mandasānebhyaḥ
Genitive	mandasānasya	mandasānayoḥ	mandasānānām
Locative	mandasāne	mandasānayoḥ	mandasāneṣu

Compound mandasāna -

Adverb -mandasānam -mandasānāt