| comprehend(verb, stop, order, get, accept) |
| understand(verb, stop, get, accept, see) |
| grasp(verb, stop, get, accept, touch) |
| get(verb, stop, order, fix, accept) |
| penetrate(verb, get, accept, follow, grasp) |
| perceive(verb, stop, get, accept, touch) |
| apprehend(verb, stop, get, accept, see) |
| sound(verb, grasp, understand, divine, comprehend) |
| appreciate(verb, stop, get, accept, see) |
| know(verb, stop, get, accept, see) |
| dig(verb, phrasal verb, get, accept, see) |
| discern(verb, get, accept, touch, see) |
| measure(noun, verb, measure, grasp, understand) |
| conduct research |
| solve(verb, order, fix, determine, settle) |
| figure out(verb, expression, phrasal verb, order, get) |
| follow(verb, order, get, accept, determine) |
| plumb(verb, grasp, understand, divine, comprehend) |
| make out(verb, expression, phrasal verb, order, get) |
| probe(noun, verb, separate, grasp, understand) |