Declension table of ?neyārthaka

Neuter	Singular	Dual	Plural
Nominative	neyārthakam	neyārthake	neyārthakāni
Vocative	neyārthaka	neyārthake	neyārthakāni
Accusative	neyārthakam	neyārthake	neyārthakāni
Instrumental	neyārthakena	neyārthakābhyām	neyārthakaiḥ
Dative	neyārthakāya	neyārthakābhyām	neyārthakebhyaḥ
Ablative	neyārthakāt	neyārthakābhyām	neyārthakebhyaḥ
Genitive	neyārthakasya	neyārthakayoḥ	neyārthakānām
Locative	neyārthake	neyārthakayoḥ	neyārthakeṣu

Compound neyārthaka -

Adverb -neyārthakam -neyārthakāt