mātercŭla, ae, f. dim. [mater],
a little mother (class.): tune igitur mea matercula? Plaut. Fragm. ap. Prisc. p. 601 P.: materculae suae festivus filius, * Cic. Fl. 36, 91; Hor. Ep. 1, 7, 7.
mātercula ae, f dim.mater, a little mother : sua: Dum pueris matercula pallet, H. ...
An Elementary Latin Dictionary