Declension table of manas

Feminine	Singular	Dual	Plural
Nominative	manāḥ	manasau	manasaḥ
Vocative	manaḥ	manasau	manasaḥ
Accusative	manasam	manasau	manasaḥ
Instrumental	manasā	manobhyām	manobhiḥ
Dative	manase	manobhyām	manobhyaḥ
Ablative	manasaḥ	manobhyām	manobhyaḥ
Genitive	manasaḥ	manasoḥ	manasām
Locative	manasi	manasoḥ	manaḥsu

Compound mana - manas -

Adverb -manasam