| grow(verb, increase, open, develop, extend) |
| heat up(verb, expression, support, increase, raise) |
| heighten(verb, take, cover, increase, open) |
| invigorate |
| jazz up(verb, expression, support, increase, develop) |
| maximize(verb, increase, raise, boost, swell) |
| mount(verb, increase, open, develop, extend) |
| pad(verb, take, cover, increase, open) |
| run up(verb, phrasal verb, increase) |
| snowball(verb, increase, develop, continue, extend) |
| step up(verb, expression, support, increase, develop) |
| swell(verb, increase, develop, extend, spread) |
| upsurge(verb, increase, open, develop, extend) |
| wax(verb, increase, open, develop, extend) |
| add to(verb, expression, support, take, cover) |
| aggravate(verb, increase, raise, severe, boost) |
| append(verb, continue, boost, attach, enhance) |
| bolster(verb, support, increase, open, develop) |
| brace(verb, support, improve, strengthen) |
| broaden(verb, take, cover, increase, open) |