Declension table of ?samarthaka

Neuter	Singular	Dual	Plural
Nominative	samarthakam	samarthake	samarthakāni
Vocative	samarthaka	samarthake	samarthakāni
Accusative	samarthakam	samarthake	samarthakāni
Instrumental	samarthakena	samarthakābhyām	samarthakaiḥ
Dative	samarthakāya	samarthakābhyām	samarthakebhyaḥ
Ablative	samarthakāt	samarthakābhyām	samarthakebhyaḥ
Genitive	samarthakasya	samarthakayoḥ	samarthakānām
Locative	samarthake	samarthakayoḥ	samarthakeṣu

Compound samarthaka -

Adverb -samarthakam -samarthakāt