Declension table of ?naṣṭārtha

Neuter	Singular	Dual	Plural
Nominative	naṣṭārtham	naṣṭārthe	naṣṭārthāni
Vocative	naṣṭārtha	naṣṭārthe	naṣṭārthāni
Accusative	naṣṭārtham	naṣṭārthe	naṣṭārthāni
Instrumental	naṣṭārthena	naṣṭārthābhyām	naṣṭārthaiḥ
Dative	naṣṭārthāya	naṣṭārthābhyām	naṣṭārthebhyaḥ
Ablative	naṣṭārthāt	naṣṭārthābhyām	naṣṭārthebhyaḥ
Genitive	naṣṭārthasya	naṣṭārthayoḥ	naṣṭārthānām
Locative	naṣṭārthe	naṣṭārthayoḥ	naṣṭārtheṣu

Compound naṣṭārtha -

Adverb -naṣṭārtham -naṣṭārthāt