Declension table of ?sparśaka

Neuter	Singular	Dual	Plural
Nominative	sparśakam	sparśake	sparśakāni
Vocative	sparśaka	sparśake	sparśakāni
Accusative	sparśakam	sparśake	sparśakāni
Instrumental	sparśakena	sparśakābhyām	sparśakaiḥ
Dative	sparśakāya	sparśakābhyām	sparśakebhyaḥ
Ablative	sparśakāt	sparśakābhyām	sparśakebhyaḥ
Genitive	sparśakasya	sparśakayoḥ	sparśakānām
Locative	sparśake	sparśakayoḥ	sparśakeṣu

Compound sparśaka -

Adverb -sparśakam -sparśakāt