Lab's rhymes with:
labs, labs', slabs, abbs, babbs, babs, cab's, cabs, crabbs, crabs, dabbs, drabs, grabs, habs, jabs, labs, labs', prefabs, sab's, scabs, slabs, stabs, tabs
Lab's sounds like:
la-paz, laabs, labouisse, labs, labs', labus, lafauci, lafosse, lapage, lapis, lapka, lapps, laps, lapse, lapses, laubach, lavecchia, lavis, lavish, lavishes, layoffs, lbs, leafs, leaps, leaves, lebeck, lebegue, lebow's, lebsack, leff's, leipzig, lepage, lepak, lepkowski, leppek, leveck, levees, leveque, levesque, levi's, levick, levies, levis, levy's, libya's, liebig, life's, lifeco, lifes, liffe's, lifsey, lipka, lipke, lipovsky, lipps, lips, lips', lipsey, lipshie, lipsig, lipski, lipsky, lives, lives', livesay, livesey, livezey, livsey, loafs, loaves, lobaugh, lobbies, lobby's, lobes, lobos, lobosco, lobs, lofaso, lollipops, loops, lopes, lopez, lopez's, lovaas, lovage, lovas, love's, lovecchio, lovejoy, loves, lovick, lubas, lubbock, lube's, lubeck, lubke, lubowski, luebke, luepke, lullabies, lupica, lupus, luvs, lybeck