Declension table of ?pariyatta

Neuter	Singular	Dual	Plural
Nominative	pariyattam	pariyatte	pariyattāni
Vocative	pariyatta	pariyatte	pariyattāni
Accusative	pariyattam	pariyatte	pariyattāni
Instrumental	pariyattena	pariyattābhyām	pariyattaiḥ
Dative	pariyattāya	pariyattābhyām	pariyattebhyaḥ
Ablative	pariyattāt	pariyattābhyām	pariyattebhyaḥ
Genitive	pariyattasya	pariyattayoḥ	pariyattānām
Locative	pariyatte	pariyattayoḥ	pariyatteṣu

Compound pariyatta -

Adverb -pariyattam -pariyattāt