2 syllables:
baiser, blaiser, blaser, blazer, braiser, braser, caeser, faser, fazer, flaser, fraser, frazer, gaiser, gaser, gazer, glaeser, glaser, glazer, graeser, graser, grazer, hazer, hazor, heyser, jaser, kaeser, kaser, kayser, laisser, laser, lazar, lazer, leyser, maser, mazer, naser, nazer, peyser, phaser, phasor, praiser, qasr, raiser, raisor, raser, rasor, razer, saser, taser, thaser, traser, xaser

3 syllables:
actraiser, airazor, al-asr, an-nasr, apaiser, appraiser, dispraiser, disseizor, earth-grazer, ecraser, elazar, fund-raiser, fundraiser, hair-raiser, hell-raiser, hellblazer, hellraiser, invasor, railblazer, rukeyser, shoegazer, stargaser, stargazer, trail-blazer, trailblazer, valvasor, vergaser

4 syllables:
aderezar, curtain-raiser, kaiser-frazer, microlaser, multilaser, paraphraser, polyphaser, post-disseizor

5 syllables:
consciousness-raiser, electrolaser

2 syllables:
waiver, quaver, safer, chaser, wafer, bather, saver, flavor, racer, waver, tracer, facer, favor, bracer, placer, savor, shaver, raver, laver, favour, slaver, pacer, acer, brasier, claver, aver, glacier, quasar, macer, blasier, flavour, frazier, savour

3 syllables:
engraver, wayfarer, eraser, disfavor, backspacer, cockchafer, disfavour, flag-waver, lefevre, palaver, papaver

4 syllables:
semiquaver

5 syllables:
demisemiquaver

8 syllables:
hemidemisemiquaver