Goolsby rhymes with:
ingalsbe, maulsby, oglesby, silsby, asby, battersby, bisbee, bixby, busbey, clasby, crosbey, dansby, frisbee, frisbie, frisby, gatsby, glasby, goosby, grisby, husby, ingalsbe, lisby, lusby, maulsby, maultsby, mosby, nasby, nesby, oglesby, osby, owensby, presby, saxby, silsby, thursby, weathersby, wisby
Goolsby sounds like:
gillaspie, gillaspy, gillespie, gillispie, glasby, glaspie, glaspy, gleichauf