Declension table of ?ardhakāla

Masculine	Singular	Dual	Plural
Nominative	ardhakālaḥ	ardhakālau	ardhakālāḥ
Vocative	ardhakāla	ardhakālau	ardhakālāḥ
Accusative	ardhakālam	ardhakālau	ardhakālān
Instrumental	ardhakālena	ardhakālābhyām	ardhakālaiḥ ardhakālebhiḥ
Dative	ardhakālāya	ardhakālābhyām	ardhakālebhyaḥ
Ablative	ardhakālāt	ardhakālābhyām	ardhakālebhyaḥ
Genitive	ardhakālasya	ardhakālayoḥ	ardhakālānām
Locative	ardhakāle	ardhakālayoḥ	ardhakāleṣu

Compound ardhakāla -

Adverb -ardhakālam -ardhakālāt