Declension table of ?harṣuka

Neuter	Singular	Dual	Plural
Nominative	harṣukam	harṣuke	harṣukāṇi
Vocative	harṣuka	harṣuke	harṣukāṇi
Accusative	harṣukam	harṣuke	harṣukāṇi
Instrumental	harṣukeṇa	harṣukābhyām	harṣukaiḥ
Dative	harṣukāya	harṣukābhyām	harṣukebhyaḥ
Ablative	harṣukāt	harṣukābhyām	harṣukebhyaḥ
Genitive	harṣukasya	harṣukayoḥ	harṣukāṇām
Locative	harṣuke	harṣukayoḥ	harṣukeṣu

Compound harṣuka -

Adverb -harṣukam -harṣukāt