1) Acted the stud 2) Became a father 3) Begat 4) Begot 5) Bred winners 6) Brought forth 7) Brought into being 8) Contributed to the birth of 9) Emulated a stud 10) Engendered 11) Fathered 12) Fathered a colt 13) Fathered a foal 14) Fathered as foals 15) Fathered on a stud farm 16) Fathered on the farm Found on https://www.crosswordclues.com/clue/sired