Declension table of ?karūṣaka

Neuter	Singular	Dual	Plural
Nominative	karūṣakam	karūṣake	karūṣakāṇi
Vocative	karūṣaka	karūṣake	karūṣakāṇi
Accusative	karūṣakam	karūṣake	karūṣakāṇi
Instrumental	karūṣakeṇa	karūṣakābhyām	karūṣakaiḥ
Dative	karūṣakāya	karūṣakābhyām	karūṣakebhyaḥ
Ablative	karūṣakāt	karūṣakābhyām	karūṣakebhyaḥ
Genitive	karūṣakasya	karūṣakayoḥ	karūṣakāṇām
Locative	karūṣake	karūṣakayoḥ	karūṣakeṣu

Compound karūṣaka -

Adverb -karūṣakam -karūṣakāt