Declension table of ?āpātamātra

Neuter	Singular	Dual	Plural
Nominative	āpātamātram	āpātamātre	āpātamātrāṇi
Vocative	āpātamātra	āpātamātre	āpātamātrāṇi
Accusative	āpātamātram	āpātamātre	āpātamātrāṇi
Instrumental	āpātamātreṇa	āpātamātrābhyām	āpātamātraiḥ
Dative	āpātamātrāya	āpātamātrābhyām	āpātamātrebhyaḥ
Ablative	āpātamātrāt	āpātamātrābhyām	āpātamātrebhyaḥ
Genitive	āpātamātrasya	āpātamātrayoḥ	āpātamātrāṇām
Locative	āpātamātre	āpātamātrayoḥ	āpātamātreṣu

Compound āpātamātra -

Adverb -āpātamātram -āpātamātrāt