Declension table of ?uttarapakṣatva

Neuter	Singular	Dual	Plural
Nominative	uttarapakṣatvam	uttarapakṣatve	uttarapakṣatvāni
Vocative	uttarapakṣatva	uttarapakṣatve	uttarapakṣatvāni
Accusative	uttarapakṣatvam	uttarapakṣatve	uttarapakṣatvāni
Instrumental	uttarapakṣatvena	uttarapakṣatvābhyām	uttarapakṣatvaiḥ
Dative	uttarapakṣatvāya	uttarapakṣatvābhyām	uttarapakṣatvebhyaḥ
Ablative	uttarapakṣatvāt	uttarapakṣatvābhyām	uttarapakṣatvebhyaḥ
Genitive	uttarapakṣatvasya	uttarapakṣatvayoḥ	uttarapakṣatvānām
Locative	uttarapakṣatve	uttarapakṣatvayoḥ	uttarapakṣatveṣu

Compound uttarapakṣatva -

Adverb -uttarapakṣatvam -uttarapakṣatvāt