Declension table of chāttra

Masculine	Singular	Dual	Plural
Nominative	chāttraḥ	chāttrau	chāttrāḥ
Vocative	chāttra	chāttrau	chāttrāḥ
Accusative	chāttram	chāttrau	chāttrān
Instrumental	chāttreṇa	chāttrābhyām	chāttraiḥ chāttrebhiḥ
Dative	chāttrāya	chāttrābhyām	chāttrebhyaḥ
Ablative	chāttrāt	chāttrābhyām	chāttrebhyaḥ
Genitive	chāttrasya	chāttrayoḥ	chāttrāṇām
Locative	chāttre	chāttrayoḥ	chāttreṣu

Compound chāttra -

Adverb -chāttram -chāttrāt