Declension table of tanmātra

Neuter	Singular	Dual	Plural
Nominative	tanmātram	tanmātre	tanmātrāṇi
Vocative	tanmātra	tanmātre	tanmātrāṇi
Accusative	tanmātram	tanmātre	tanmātrāṇi
Instrumental	tanmātreṇa	tanmātrābhyām	tanmātraiḥ
Dative	tanmātrāya	tanmātrābhyām	tanmātrebhyaḥ
Ablative	tanmātrāt	tanmātrābhyām	tanmātrebhyaḥ
Genitive	tanmātrasya	tanmātrayoḥ	tanmātrāṇām
Locative	tanmātre	tanmātrayoḥ	tanmātreṣu

Compound tanmātra -

Adverb -tanmātram -tanmātrāt