Declension table of ?kuparīkṣaka

Neuter	Singular	Dual	Plural
Nominative	kuparīkṣakam	kuparīkṣake	kuparīkṣakāṇi
Vocative	kuparīkṣaka	kuparīkṣake	kuparīkṣakāṇi
Accusative	kuparīkṣakam	kuparīkṣake	kuparīkṣakāṇi
Instrumental	kuparīkṣakeṇa	kuparīkṣakābhyām	kuparīkṣakaiḥ
Dative	kuparīkṣakāya	kuparīkṣakābhyām	kuparīkṣakebhyaḥ
Ablative	kuparīkṣakāt	kuparīkṣakābhyām	kuparīkṣakebhyaḥ
Genitive	kuparīkṣakasya	kuparīkṣakayoḥ	kuparīkṣakāṇām
Locative	kuparīkṣake	kuparīkṣakayoḥ	kuparīkṣakeṣu

Compound kuparīkṣaka -

Adverb -kuparīkṣakam -kuparīkṣakāt