| bolster(verb, support, increase, establish, extend) |
| boost(verb, increase, raise, severe, aggravate) |
| brace(verb, support, increase, establish, extend) |
| brainwash(verb, prepare, practice, ready, train) |
| brighten(verb, increase, raise, severe, boost) |
| brighten up |
| brush up |
| build up(verb, expression, support, increase, raise) |
| buttress(verb, support, increase, establish, extend) |
| chord |
| concentrate(verb, increase, raise, severe, boost) |
| confirm(verb, support, increase, establish, extend) |
| corroborate(verb, support, increase, establish, extend) |
| darken(verb, increase, raise, severe, boost) |
| deepen(verb, increase, raise, severe, boost) |
| educate(verb, prepare, practice, ready, train) |
| emphasize(verb, increase, raise, severe, boost) |
| empower(verb, support, increase, establish, extend) |
| enhance(verb, support, increase, raise, establish) |
| enlarge(verb, support, increase, establish, extend) |