Declension table of kathāmātra

Neuter	Singular	Dual	Plural
Nominative	kathāmātram	kathāmātre	kathāmātrāṇi
Vocative	kathāmātra	kathāmātre	kathāmātrāṇi
Accusative	kathāmātram	kathāmātre	kathāmātrāṇi
Instrumental	kathāmātreṇa	kathāmātrābhyām	kathāmātraiḥ
Dative	kathāmātrāya	kathāmātrābhyām	kathāmātrebhyaḥ
Ablative	kathāmātrāt	kathāmātrābhyām	kathāmātrebhyaḥ
Genitive	kathāmātrasya	kathāmātrayoḥ	kathāmātrāṇām
Locative	kathāmātre	kathāmātrayoḥ	kathāmātreṣu

Compound kathāmātra -

Adverb -kathāmātram -kathāmātrāt