Synonyms of broaden

1 Syllable
stretch, spread, swell, ream, grow
2 Syllables
augment, fatten, expand, uncoils, tripling, breadthen, snowball, tripled, extend, uncoil, widens, widen, outstretch, fattens
3 Syllables
uncoiling, snowballed, outstretches, increase, expanded, outstretched, uncoiled, develop, dilate, fattening, widened, dilating, snowballing, expanding, widening, dilated, enlarge, fattened
4 Syllables
escalating, escalate, escalated