2 syllables:
aces, base's, bases, base his, base is, bass's, basses, brace's, braces, case's, cases, case his, case is, chase's, chases, daces, faces, face his, face is, grace's, graces, grace is, laces, mesa's, naces, nueces, pace's, paces, pace is, pases, place's, places, place his, place is, race's, races, race is, rases, spaces, space is, stases, tases, traces, trace his, trace is, vases

3 syllables:
abases, airspaces, arsaces, atlases, backspaces, birthplaces, blackfaces, boldfaces, bookcases, bootlaces, braincases, briefcases, carcases, coalfaces, crankcases, debases, defaces, disgraces, displaces, dogfaces, effaces, embraces, emplaces, encases, enlaces, erases, fireplaces, footraces, fracases, freebases, headcases, incases, man-e-faces, misplaces, namespaces, nutcases, oaces, outfaces, outpaces, outraces, primefaces, replaces, retraces, retrace his, run bases, scapegraces, shoelaces, showcases, showplaces, slipcases, small faces, staircases, suitcases, sybase's, teresa's, theresa's, typefaces, unbraces, unlaces, upases, vambraces, wheelbases, workplaces, workspaces

4 syllables:
about-faces, acinaces, aerospace's, amylases, anabases, bonifaces, carapaces, catabases, cellulases, colipases, commonplaces, cyberspace's, databases, double-spaces, epistases, esterases, firebases, hypostases, interfaces, interlaces, interspaces, kilobases, lady's laces, marketplace's, marketplaces, metabases, nucleases, palefaces, parabases, pillowcases, steeplechases, sulfatases

5 syllables:
homeostases, isomerases, luciferases, myeloplaces, osteoclases, oxygenases, polymerases

6 syllables:
dehydrogenases, dioxygenases, exonucleases, topoisomerases