Declension table of ?siddhisādhana

Neuter	Singular	Dual	Plural
Nominative	siddhisādhanam	siddhisādhane	siddhisādhanāni
Vocative	siddhisādhana	siddhisādhane	siddhisādhanāni
Accusative	siddhisādhanam	siddhisādhane	siddhisādhanāni
Instrumental	siddhisādhanena	siddhisādhanābhyām	siddhisādhanaiḥ
Dative	siddhisādhanāya	siddhisādhanābhyām	siddhisādhanebhyaḥ
Ablative	siddhisādhanāt	siddhisādhanābhyām	siddhisādhanebhyaḥ
Genitive	siddhisādhanasya	siddhisādhanayoḥ	siddhisādhanānām
Locative	siddhisādhane	siddhisādhanayoḥ	siddhisādhaneṣu

Compound siddhisādhana -

Adverb -siddhisādhanam -siddhisādhanāt