Declension table of ?pecivas

Masculine	Singular	Dual	Plural
Nominative	pecivān	pecivāṃsau	pecivāṃsaḥ
Vocative	pecivan	pecivāṃsau	pecivāṃsaḥ
Accusative	pecivāṃsam	pecivāṃsau	pecuṣaḥ
Instrumental	pecuṣā	pecivadbhyām	pecivadbhiḥ
Dative	pecuṣe	pecivadbhyām	pecivadbhyaḥ
Ablative	pecuṣaḥ	pecivadbhyām	pecivadbhyaḥ
Genitive	pecuṣaḥ	pecuṣoḥ	pecuṣām
Locative	pecuṣi	pecuṣoḥ	pecivatsu

Compound pecivat -

Adverb -pecivas