Declension table of ?sacathya

Neuter	Singular	Dual	Plural
Nominative	sacathyam	sacathye	sacathyāni
Vocative	sacathya	sacathye	sacathyāni
Accusative	sacathyam	sacathye	sacathyāni
Instrumental	sacathyena	sacathyābhyām	sacathyaiḥ
Dative	sacathyāya	sacathyābhyām	sacathyebhyaḥ
Ablative	sacathyāt	sacathyābhyām	sacathyebhyaḥ
Genitive	sacathyasya	sacathyayoḥ	sacathyānām
Locative	sacathye	sacathyayoḥ	sacathyeṣu

Compound sacathya -

Adverb -sacathyam -sacathyāt