Declension table of ?siddhikārin

Masculine	Singular	Dual	Plural
Nominative	siddhikārī	siddhikāriṇau	siddhikāriṇaḥ
Vocative	siddhikārin	siddhikāriṇau	siddhikāriṇaḥ
Accusative	siddhikāriṇam	siddhikāriṇau	siddhikāriṇaḥ
Instrumental	siddhikāriṇā	siddhikāribhyām	siddhikāribhiḥ
Dative	siddhikāriṇe	siddhikāribhyām	siddhikāribhyaḥ
Ablative	siddhikāriṇaḥ	siddhikāribhyām	siddhikāribhyaḥ
Genitive	siddhikāriṇaḥ	siddhikāriṇoḥ	siddhikāriṇām
Locative	siddhikāriṇi	siddhikāriṇoḥ	siddhikāriṣu

Compound siddhikāri -

Adverb -siddhikāri