Declension table of ?pareṣṭu

Feminine	Singular	Dual	Plural
Nominative	pareṣṭuḥ	pareṣṭū	pareṣṭavaḥ
Vocative	pareṣṭo	pareṣṭū	pareṣṭavaḥ
Accusative	pareṣṭum	pareṣṭū	pareṣṭūḥ
Instrumental	pareṣṭvā	pareṣṭubhyām	pareṣṭubhiḥ
Dative	pareṣṭvai pareṣṭave	pareṣṭubhyām	pareṣṭubhyaḥ
Ablative	pareṣṭvāḥ pareṣṭoḥ	pareṣṭubhyām	pareṣṭubhyaḥ
Genitive	pareṣṭvāḥ pareṣṭoḥ	pareṣṭvoḥ	pareṣṭūnām
Locative	pareṣṭvām pareṣṭau	pareṣṭvoḥ	pareṣṭuṣu

Compound pareṣṭu -

Adverb -pareṣṭu