Declension table of ?peṣṭra

Neuter	Singular	Dual	Plural
Nominative	peṣṭram	peṣṭre	peṣṭrāṇi
Vocative	peṣṭra	peṣṭre	peṣṭrāṇi
Accusative	peṣṭram	peṣṭre	peṣṭrāṇi
Instrumental	peṣṭreṇa	peṣṭrābhyām	peṣṭraiḥ
Dative	peṣṭrāya	peṣṭrābhyām	peṣṭrebhyaḥ
Ablative	peṣṭrāt	peṣṭrābhyām	peṣṭrebhyaḥ
Genitive	peṣṭrasya	peṣṭrayoḥ	peṣṭrāṇām
Locative	peṣṭre	peṣṭrayoḥ	peṣṭreṣu

Compound peṣṭra -

Adverb -peṣṭram -peṣṭrāt