Declension table of ?mātavacasa

Masculine	Singular	Dual	Plural
Nominative	mātavacasaḥ	mātavacasau	mātavacasāḥ
Vocative	mātavacasa	mātavacasau	mātavacasāḥ
Accusative	mātavacasam	mātavacasau	mātavacasān
Instrumental	mātavacasena	mātavacasābhyām	mātavacasaiḥ mātavacasebhiḥ
Dative	mātavacasāya	mātavacasābhyām	mātavacasebhyaḥ
Ablative	mātavacasāt	mātavacasābhyām	mātavacasebhyaḥ
Genitive	mātavacasasya	mātavacasayoḥ	mātavacasānām
Locative	mātavacase	mātavacasayoḥ	mātavacaseṣu

Compound mātavacasa -

Adverb -mātavacasam -mātavacasāt