Declension table of ?manasyamāna

Masculine	Singular	Dual	Plural
Nominative	manasyamānaḥ	manasyamānau	manasyamānāḥ
Vocative	manasyamāna	manasyamānau	manasyamānāḥ
Accusative	manasyamānam	manasyamānau	manasyamānān
Instrumental	manasyamānena	manasyamānābhyām	manasyamānaiḥ manasyamānebhiḥ
Dative	manasyamānāya	manasyamānābhyām	manasyamānebhyaḥ
Ablative	manasyamānāt	manasyamānābhyām	manasyamānebhyaḥ
Genitive	manasyamānasya	manasyamānayoḥ	manasyamānānām
Locative	manasyamāne	manasyamānayoḥ	manasyamāneṣu

Compound manasyamāna -

Adverb -manasyamānam -manasyamānāt