Declension table of ?niphena

Neuter	Singular	Dual	Plural
Nominative	niphenam	niphene	niphenāni
Vocative	niphena	niphene	niphenāni
Accusative	niphenam	niphene	niphenāni
Instrumental	niphenena	niphenābhyām	niphenaiḥ
Dative	niphenāya	niphenābhyām	niphenebhyaḥ
Ablative	niphenāt	niphenābhyām	niphenebhyaḥ
Genitive	niphenasya	niphenayoḥ	niphenānām
Locative	niphene	niphenayoḥ	nipheneṣu

Compound niphena -

Adverb -niphenam -niphenāt