Declension table of ?nighnaka

Masculine	Singular	Dual	Plural
Nominative	nighnakaḥ	nighnakau	nighnakāḥ
Vocative	nighnaka	nighnakau	nighnakāḥ
Accusative	nighnakam	nighnakau	nighnakān
Instrumental	nighnakena	nighnakābhyām	nighnakaiḥ nighnakebhiḥ
Dative	nighnakāya	nighnakābhyām	nighnakebhyaḥ
Ablative	nighnakāt	nighnakābhyām	nighnakebhyaḥ
Genitive	nighnakasya	nighnakayoḥ	nighnakānām
Locative	nighnake	nighnakayoḥ	nighnakeṣu

Compound nighnaka -

Adverb -nighnakam -nighnakāt