| lengthen(verb, increase, open, develop, extend) |
| magnify(verb, increase, open, develop, extend) |
| multiply(verb, increase, open, develop, extend) |
| open(verb, increase, develop, extend, spread) |
| open out(verb, expression, increase, open, develop) |
| pad(verb, increase, open, develop, extend) |
| prolong(verb, increase, open, develop, extend) |
| protract(verb, increase, open, develop, extend) |
| pyramid(verb, increase, open, develop, extend) |
| slap on(verb, expression, increase, open, develop) |
| spread(verb, increase, open, develop, extend) |
| spread out(verb, expression, increase, open, develop) |
| stretch(verb, increase, open, develop, extend) |
| swell(verb, increase, open, develop, extend) |
| unfold(verb, increase, open, develop, extend) |
| unfurl(verb, increase, open, develop, extend) |
| unroll(verb, increase, open, develop, extend) |
| widen(verb, increase, open, develop, extend) |
| be coming(piggyback, upsurging, tripling) |
| diffused(increase, open, enlarge, goose, piggyback) |