Declension table of ?sāhvya

Masculine	Singular	Dual	Plural
Nominative	sāhvyaḥ	sāhvyau	sāhvyāḥ
Vocative	sāhvya	sāhvyau	sāhvyāḥ
Accusative	sāhvyam	sāhvyau	sāhvyān
Instrumental	sāhvyena	sāhvyābhyām	sāhvyaiḥ sāhvyebhiḥ
Dative	sāhvyāya	sāhvyābhyām	sāhvyebhyaḥ
Ablative	sāhvyāt	sāhvyābhyām	sāhvyebhyaḥ
Genitive	sāhvyasya	sāhvyayoḥ	sāhvyānām
Locative	sāhvye	sāhvyayoḥ	sāhvyeṣu

Compound sāhvya -

Adverb -sāhvyam -sāhvyāt