2 syllables:
grammar, hammer, amor, glamour, rammer, manor, crammer, banner, damar, stammer, clamour, dammar, planner, spanner, glamor, scanner, vanir, yammer, tanner, clamor, manner

3 syllables:
claw hammer, enamor, pet scanner, cat scanner, air hammer, cellular, creditor, delaware, ecuador, editor, elater, eleanor, endospore, engler, escobar, genitor, headhunter, hellebore, jennifer, leicestershire, leveler, leveller, meddler, medicare, megaspore, messenger, metaphor, mevacor, nebular, pedaler, pedaller, pensioner, predator, presenter, questioner, reckoner, regular, reservoir, reveler, reveller, second-year, seconder, secular, seminar, senator, sepulture, settler, sevener, specular, stepmother, strengthener, temperature, wrestler

4 syllables:
water hammer, bedside manner, acellular, art editor, asthenosphere, competitor, concessioner, confectioner, congenator, corregidor, cross-questioner, dead metaphor, developer, embezzler, executor, expenditure, high temperature, investiture, irregular, low temperature, molecular, noncellular, room temperature, sports editor, state senator, subeditor, text editor, vulpecular

5 syllables:
body temperature, business editor, city editor, copy editor, curie temperature, divine messenger, drunken reveler, frozen metaphor, linkage editor

6 syllables:
absolute temperature, managing editor, newspaper editor

7 syllables:
capital expenditure, capital of delaware, capital of ecuador