Declension table of ?hakka

Masculine	Singular	Dual	Plural
Nominative	hakkaḥ	hakkau	hakkāḥ
Vocative	hakka	hakkau	hakkāḥ
Accusative	hakkam	hakkau	hakkān
Instrumental	hakkena	hakkābhyām	hakkaiḥ hakkebhiḥ
Dative	hakkāya	hakkābhyām	hakkebhyaḥ
Ablative	hakkāt	hakkābhyām	hakkebhyaḥ
Genitive	hakkasya	hakkayoḥ	hakkānām
Locative	hakke	hakkayoḥ	hakkeṣu

Compound hakka -

Adverb -hakkam -hakkāt