Declension table of ?hastakārya

Masculine	Singular	Dual	Plural
Nominative	hastakāryaḥ	hastakāryau	hastakāryāḥ
Vocative	hastakārya	hastakāryau	hastakāryāḥ
Accusative	hastakāryam	hastakāryau	hastakāryān
Instrumental	hastakāryeṇa	hastakāryābhyām	hastakāryaiḥ hastakāryebhiḥ
Dative	hastakāryāya	hastakāryābhyām	hastakāryebhyaḥ
Ablative	hastakāryāt	hastakāryābhyām	hastakāryebhyaḥ
Genitive	hastakāryasya	hastakāryayoḥ	hastakāryāṇām
Locative	hastakārye	hastakāryayoḥ	hastakāryeṣu

Compound hastakārya -

Adverb -hastakāryam -hastakāryāt