Declension table of ?sirāpattra

Masculine	Singular	Dual	Plural
Nominative	sirāpattraḥ	sirāpattrau	sirāpattrāḥ
Vocative	sirāpattra	sirāpattrau	sirāpattrāḥ
Accusative	sirāpattram	sirāpattrau	sirāpattrān
Instrumental	sirāpattreṇa	sirāpattrābhyām	sirāpattraiḥ sirāpattrebhiḥ
Dative	sirāpattrāya	sirāpattrābhyām	sirāpattrebhyaḥ
Ablative	sirāpattrāt	sirāpattrābhyām	sirāpattrebhyaḥ
Genitive	sirāpattrasya	sirāpattrayoḥ	sirāpattrāṇām
Locative	sirāpattre	sirāpattrayoḥ	sirāpattreṣu

Compound sirāpattra -

Adverb -sirāpattram -sirāpattrāt