Synonyms and related words :
accelerando, acceleration, aggravation, amplification, annoyance, augmentation, beefing-up, blowing up, blowup, concentration, condensation, consolidation, contentiousness, deliberate aggravation, depression, deterioration, digging, drilling, embittering, embitterment, enhancement, enlargement, exacerbation, exaggeration, exasperation, excavation, explosion, heating-up, heightening, increase, information explosion, intensification, irritation, lowering, magnification, mining, pickup, population explosion, probing, provocation, redoubling, reinforcement, sharpening, sinkage, sinking, souring, speedup, step-up, strengthening, tightening, tunneling, worsening