2 synonym groups for Tumor

cancerous, harmful, malevolent, virulent, deadly,, pernicious,, fatal, invasive, noxious, vicious, dangerous, injurious, insidious, toxic, spiteful, malicious, baleful, menacing, evil, wicked, cruel, hostile, venomous, poisonous, deadly, terminal, grievous, severe, critical, dire, ruinous, detrimental, deleterious, calamitous, disastrous, malign, nefarious, sinister, ominous, foreboding, threatening, inauspicious, ill-omened, baneful, pestilent, pestilential, fell, malignancy [x]

expansions, increases, developments, progressions, rises, surges, advancements, escalations, augmentations, proliferations, enlargements, boosts, upswings, improvements, gains, increments, accretions, extensions, enhancements, build-ups, evolutions, upturns, inflations, multiplications, amplifications, ascensions, elevations, upsurges, flourishes, blossoming, maturation, progress, spread, spreadings, swellings, upgrowths, burgeoning, outgrowths, accumulations, aggrandizements, ramp-ups [x]