Declension table of ?helaka

Neuter	Singular	Dual	Plural
Nominative	helakam	helake	helakāni
Vocative	helaka	helake	helakāni
Accusative	helakam	helake	helakāni
Instrumental	helakena	helakābhyām	helakaiḥ
Dative	helakāya	helakābhyām	helakebhyaḥ
Ablative	helakāt	helakābhyām	helakebhyaḥ
Genitive	helakasya	helakayoḥ	helakānām
Locative	helake	helakayoḥ	helakeṣu

Compound helaka -

Adverb -helakam -helakāt