Baretti: A dictionary of the English and Italian languages
Ingrossá-re, v. a.
1. to swell or make big; 2. to get with child; v. n. 1. to become big, to grow, swell; 2. to grow stubborn or obstinate; 3. to become impregnated, to conceive; 4. to become angry, to get in a passion; 5. to increase in folly. — la coscienza, to have not much regard for conscience; s. m. Ingrossá-tóre, f. Ingrossá-tríce; adj.Ingrossá-nte .
Florio: a worlde of wordes, or most copious, dictionarie in Italian and English
ingrossare: to engrosse, to make or become bigge or grosse. Also to get with childe.