| focus(verb, meet, direct, aim, concentrate) |
| whet(verb, give, increase, promote, encourage) |
| hone(verb, study, give, work, develop) |
| heighten(verb, advance, increase, raise, rise) |
| edge(verb, give, sharp, file, sharpen) |
| grind(verb, change, fix, correct, improve) |
| increase(verb, advance, develop, raise, correct) |
| intensify(verb, advance, increase, raise, rise) |
| point(noun, verb, increase, raise, severe) |
| file(noun, verb, smooth, rub, grind) |
| stimulate(verb, promote, encourage, excite, arouse) |
| taper(verb, whet, hone, knifelike) |
| enhance(verb, advance, increase, develop, raise) |
| quicken(verb, increase, raise, severe, boost) |
| deepen(verb, advance, increase, raise, rise) |
| strop(verb, file, sharpness, whet, hone) |
| focalise |
| focalize |
| irritate(verb, hurt, violence, rub, sting) |
| kindle(verb, promote, encourage, stimulate, excite) |