Declension table of ?hastighna

Neuter	Singular	Dual	Plural
Nominative	hastighnam	hastighne	hastighnāni
Vocative	hastighna	hastighne	hastighnāni
Accusative	hastighnam	hastighne	hastighnāni
Instrumental	hastighnena	hastighnābhyām	hastighnaiḥ
Dative	hastighnāya	hastighnābhyām	hastighnebhyaḥ
Ablative	hastighnāt	hastighnābhyām	hastighnebhyaḥ
Genitive	hastighnasya	hastighnayoḥ	hastighnānām
Locative	hastighne	hastighnayoḥ	hastighneṣu

Compound hastighna -

Adverb -hastighnam -hastighnāt