Assessment rhymes with:
reassessment, reassessment, impressment, reassessment, advancement, announcement, announcment, basement, bemusement, commencement, debasement, disbursement, displacement, embarrassment, emplacement, endorsement, enforcement, engrossment, enhancement, enticement, financement, harassment, impressment, inducement, osment, outplacement, placement, pronouncement, reassessment, reimbursement, reinforcement, replacement, retracement
Assessment sounds like:
acantha, accent, accented, accentuate, accentuated, accomando, accommodate, accommodated, account, accounted, achmed, acmat, acquaint, acquainted, agenda, agent, agneta, ajinomoto, aksamit, aquanaut, ascend, ascended, ascent, ashamed, ashmead, assante, assassinate, assassinated, assent, assigned, assignment, assumed, augment, augmented, ausimont, awakened