Declension table of ?śaṅkarapattra

Neuter	Singular	Dual	Plural
Nominative	śaṅkarapattram	śaṅkarapattre	śaṅkarapattrāṇi
Vocative	śaṅkarapattra	śaṅkarapattre	śaṅkarapattrāṇi
Accusative	śaṅkarapattram	śaṅkarapattre	śaṅkarapattrāṇi
Instrumental	śaṅkarapattreṇa	śaṅkarapattrābhyām	śaṅkarapattraiḥ
Dative	śaṅkarapattrāya	śaṅkarapattrābhyām	śaṅkarapattrebhyaḥ
Ablative	śaṅkarapattrāt	śaṅkarapattrābhyām	śaṅkarapattrebhyaḥ
Genitive	śaṅkarapattrasya	śaṅkarapattrayoḥ	śaṅkarapattrāṇām
Locative	śaṅkarapattre	śaṅkarapattrayoḥ	śaṅkarapattreṣu

Compound śaṅkarapattra -

Adverb -śaṅkarapattram -śaṅkarapattrāt