Half rhymes with:
behalf, haff, assaf, behalf, braff, calf, carafe, chaff, fraph, gaf, gaff, gaffe, giraffe, graf, graff, graph, haff, laff, laugh, naff, paff, pfaff, raf, raff, scaff, schaff, shaff, sielaff, skaff, staff, staph, taff, taffe, unitaf, yaffe
Half sounds like:
halebopp, halevi, halfway, halifa, halve, helaba, helf, helluva, help, helvey, helvie, hilb, holub, hulvey