Declension table of ?niścāyaka

Masculine	Singular	Dual	Plural
Nominative	niścāyakaḥ	niścāyakau	niścāyakāḥ
Vocative	niścāyaka	niścāyakau	niścāyakāḥ
Accusative	niścāyakam	niścāyakau	niścāyakān
Instrumental	niścāyakena	niścāyakābhyām	niścāyakaiḥ niścāyakebhiḥ
Dative	niścāyakāya	niścāyakābhyām	niścāyakebhyaḥ
Ablative	niścāyakāt	niścāyakābhyām	niścāyakebhyaḥ
Genitive	niścāyakasya	niścāyakayoḥ	niścāyakānām
Locative	niścāyake	niścāyakayoḥ	niścāyakeṣu

Compound niścāyaka -

Adverb -niścāyakam -niścāyakāt