Fóculus, huius fóculi, m. g. pen. corr. Diminuriuum. Plau. A little pan or harth.Foculum excitare bucca.Iuuen.To blowe the sire with hys mouth. Focula ventris.Plaut.Nourishing meates.
Lewis and Short: Latin dictionary
fŏcŭlo, āre, i. q. fovere, Non. 10, 1 (contr. from foviculo).