Declension table of ?dhruvamānasa

Neuter	Singular	Dual	Plural
Nominative	dhruvamānasam	dhruvamānase	dhruvamānasāni
Vocative	dhruvamānasa	dhruvamānase	dhruvamānasāni
Accusative	dhruvamānasam	dhruvamānase	dhruvamānasāni
Instrumental	dhruvamānasena	dhruvamānasābhyām	dhruvamānasaiḥ
Dative	dhruvamānasāya	dhruvamānasābhyām	dhruvamānasebhyaḥ
Ablative	dhruvamānasāt	dhruvamānasābhyām	dhruvamānasebhyaḥ
Genitive	dhruvamānasasya	dhruvamānasayoḥ	dhruvamānasānām
Locative	dhruvamānase	dhruvamānasayoḥ	dhruvamānaseṣu

Compound dhruvamānasa -

Adverb -dhruvamānasam -dhruvamānasāt