Declension table of ?sādhin

Masculine	Singular	Dual	Plural
Nominative	sādhī	sādhinau	sādhinaḥ
Vocative	sādhin	sādhinau	sādhinaḥ
Accusative	sādhinam	sādhinau	sādhinaḥ
Instrumental	sādhinā	sādhibhyām	sādhibhiḥ
Dative	sādhine	sādhibhyām	sādhibhyaḥ
Ablative	sādhinaḥ	sādhibhyām	sādhibhyaḥ
Genitive	sādhinaḥ	sādhinoḥ	sādhinām
Locative	sādhini	sādhinoḥ	sādhiṣu

Compound sādhi -

Adverb -sādhi