Gilboy rhymes with:
amboy, batboy, conboy, graboy, raboy, aloi, amboy, batboy, benoy, canoy, carmoy, chromalloy, conboy, conroy, delanoy, depoy, deroy, devoy, eloy, envoy, geoffroy, godoy, graboy, hanoi, killjoy, lecroy, maloy, mcleroy, meloy, milloy, molloy, muckleroy, mulloy, peregoy, portnoy, purifoy, raboy, rutskoi, secoy, synalloy, vanhoy, vannoy, viceroy
Gilboy sounds like:
galbo, galeb, galef, galipeau, gallop, gallup, galoob, gelb, gelpi, gilb, gilbey, gilbo, gilby, glaab, glab, glaub, gleave, gleba, glib, glob, globe, globo, glop, gloppy, glove, golab, golba, golf, golfie, golob, golub, guilbeau, gulf, gulp