Declension table of sāsya

Masculine	Singular	Dual	Plural
Nominative	sāsyaḥ	sāsyau	sāsyāḥ
Vocative	sāsya	sāsyau	sāsyāḥ
Accusative	sāsyam	sāsyau	sāsyān
Instrumental	sāsyena	sāsyābhyām	sāsyaiḥ
Dative	sāsyāya	sāsyābhyām	sāsyebhyaḥ
Ablative	sāsyāt	sāsyābhyām	sāsyebhyaḥ
Genitive	sāsyasya	sāsyayoḥ	sāsyānām
Locative	sāsye	sāsyayoḥ	sāsyeṣu

Compound sāsya -

Adverb -sāsyam -sāsyāt