the world > animals > mammals > group Ungulata (hoofed) > order Artiodactyla (cloven-hoofed animals) > pig > [adjective] > of a sow > giving or that has given birth
farrowing?1518
farrowed1582
1582 R. Stanyhurst tr. Virgil First Foure Bookes Æneisiii. 56 Her mylckwhit farroed hoglings.