buildup

• HYPHEN: build=up

CIDE DICTIONARY

buildup, n. 

•  the act of building up an accumulation.  [WordNet 1.5]
•  the events, such as advertising or publicity, causing increased interest in some coming event.  [PJC]

THESAURUS

buildup

access, accession, accretion, accrual, accruement, accumulation, acknowledgment, addition, advance, advertising, advocacy, advocating, aggrandizement, amplification, appreciation, ascent, assemblage, assembly, augmentation, ballooning, bloating, blurb, boom, boost, broadening, bruiting, building, combination, commendation, composition, compound, constitution, construction, crescendo, development, drumbeating, edema, elevation, embodiment, enlargement, expansion, extension, fabrication, fashioning, flack, flood, formation, gain, getup, good word, greatening, growth, gush, hike, honorable mention, hype, incorporation, increase, increment, inflation, jump, junction, leap, make, makeup, mixture, mounting, multiplication, organization, piecing together, plug, press-agentry, productiveness, proliferation, promoting, promotion, publicization, publicizing, puff, puffery, putting together, raise, recognition, rise, setup, shaping, snowballing, spread, structure, structuring, surge, swelling, syneresis, synthesis, tumescence, up, upping, upsurge, upswing, uptrend, upturn, waxing, widening