| Rating | Solver | Clue |
|---|---|---|
| RESEARCH | Carry out investigations into | |
| PRACTICE | To put into practice; to carry out; to act upon; to commit; to execute; to do. | |
| EXECUTE | To follow out or through to the end; to carry out into complete effect; to complete; to finish; to effect; to perform. | |
| ACHIEVE | To carry on to a final close; to bring out into a perfected state; to accomplish; to perform; -- as, to achieve a feat, an exploit, an enterprise. |