Hubbard rhymes with:
cupboard, belabored, blackbird, chambered, clambered, clinkenbeard, clobbered, cupboard, dismembered, encumbered, harbored, hebard, hibbard, hibberd, hulbard, hulburd, labombard, labored, lumbard, membered, misremembered, numbered, outnumbered, remembered, rothbard, scabbard, sobered, starboard, unencumbered
Hubbard sounds like:
hafford, haubert, haupert, havard, haverty, hayford, hebard, hebert, hepworth, hibbard, hibberd, hibbert, hiebert, hippert, hobart, hobert, hoffart, hoffarth, hoffert, hoppert, hovered, hubbart, hubbert, hubert, huberta, huberto, huberty, huebert, hufford, huppert, hybrid