Synonyms of snowballed

1 Syllable
pad, swarm, boost, teem, build, spread, swell, wax, rise, mount, grow, soar
2 Syllables
augment, sharpen, annex, expand, further, distend, broaden, protract, burgeon, thicken, prolong, triple, lengthen, double, heighten, raise, deepen, extend, widen, strengthen, progress
3 Syllables
multiply, supplement, advance, enhance, magnify, develop, dilate, amplify, inflate, redouble, reinforce, upsurge, enlarge
4 Syllables
intensify, escalate, pullulate, aggrandize, aggravate
5 Syllables
exaggerate, proliferate