Declension table of ?ṛṇika

Masculine	Singular	Dual	Plural
Nominative	ṛṇikaḥ	ṛṇikau	ṛṇikāḥ
Vocative	ṛṇika	ṛṇikau	ṛṇikāḥ
Accusative	ṛṇikam	ṛṇikau	ṛṇikān
Instrumental	ṛṇikena	ṛṇikābhyām	ṛṇikaiḥ ṛṇikebhiḥ
Dative	ṛṇikāya	ṛṇikābhyām	ṛṇikebhyaḥ
Ablative	ṛṇikāt	ṛṇikābhyām	ṛṇikebhyaḥ
Genitive	ṛṇikasya	ṛṇikayoḥ	ṛṇikānām
Locative	ṛṇike	ṛṇikayoḥ	ṛṇikeṣu

Compound ṛṇika -

Adverb -ṛṇikam -ṛṇikāt