2 syllables:
fitment

3 syllables:
acquitment, commitment, remitment

4 syllables:
recommitment

5 syllables:
overcommitment

2 syllables:
pigment, shipment

3 syllables:
prevalent, relevant, renascent, specialist, eloquent, negligent, heaven-sent, estimate, deficit, decadent, prejudiced, pestilent, beguilement, settlement, detriment, evident, definite, pediment, enthrallment, testament, delicate, resonant, temperament, celebrant, delegate, petulant, excellent, feculent, sentiment, element, desolate, redolent, etiquette, sediment, elegant, emigrant, registrant, elephant, recusant, eminent, excrement, methodist, regiment, curettement, tegument, exquisite, pessimist, tenement, geminate, secondment, requisite, equipment, indignant, malignant, reshipment, transshipment

4 syllables:
bedevilment, inelegant, intelligent, irrelevant, integument, impediment, embezzlement, malevolent, prerequisite, affectionate, expressionist, geneticist, federalist, ingeminate, theosophist, maleficent, anesthetist, areca nut, new testament, nonresident, resettlement, perfectionist, development, executant, presentiment, old testament, preeminent, trace element, benevolent, white elephant, antecedent, connecticut, envelopment, sea elephant, trade deficit, indefinite, impressionist, game equipment, golf equipment, nonmalignant, sports equipment, test equipment

5 syllables:
antifeminist, redevelopment, underestimate, budget deficit, picture element, animal pigment, baseball equipment, bowling equipment, boxing equipment, cricket equipment, croquet equipment, naval equipment, rescue equipment

6 syllables:
chemical element, underdevelopment, african elephant, ribbon development, housing development, federal deficit, badminton equipment, recording equipment, robotics equipment, video equipment

7 syllables:
identity element, arrested development, viatical settlement, auxiliary equipment, electronic equipment, photographic equipment, television equipment

8 syllables:
communication equipment

10 syllables:
telecommunication equipment