Declension table of śīghra

Masculine	Singular	Dual	Plural
Nominative	śīghraḥ	śīghrau	śīghrāḥ
Vocative	śīghra	śīghrau	śīghrāḥ
Accusative	śīghram	śīghrau	śīghrān
Instrumental	śīghreṇa	śīghrābhyām	śīghraiḥ śīghrebhiḥ
Dative	śīghrāya	śīghrābhyām	śīghrebhyaḥ
Ablative	śīghrāt	śīghrābhyām	śīghrebhyaḥ
Genitive	śīghrasya	śīghrayoḥ	śīghrāṇām
Locative	śīghre	śīghrayoḥ	śīghreṣu

Compound śīghra -

Adverb -śīghram -śīghrāt