Declension table of ?śāntya

Masculine	Singular	Dual	Plural
Nominative	śāntyaḥ	śāntyau	śāntyāḥ
Vocative	śāntya	śāntyau	śāntyāḥ
Accusative	śāntyam	śāntyau	śāntyān
Instrumental	śāntyena	śāntyābhyām	śāntyaiḥ śāntyebhiḥ
Dative	śāntyāya	śāntyābhyām	śāntyebhyaḥ
Ablative	śāntyāt	śāntyābhyām	śāntyebhyaḥ
Genitive	śāntyasya	śāntyayoḥ	śāntyānām
Locative	śāntye	śāntyayoḥ	śāntyeṣu

Compound śāntya -

Adverb -śāntyam -śāntyāt