Lumbar rhymes with:
cinnabar, crowbar, escobar, goodbar, handlebar, millibar, rebar, sandbar, sidebar, sportsbar, superbar, zanzibar
Lumbar sounds like:
laimbeer, lambreau, lambro, lamphear, lamphere, lamphier, lamprey, lanfear, lanphear, lanpher, lanphere, lanphier, lehenbauer, leinweber, limber, lineberry, lineweaver, lumber, lumbra, lumper, lumpur