CON:

1. To swindle (a victim) by first winning his or her confidence; dupe.

2. To study, peruse, or examine carefully.

3. To learn or commit to memory.

MAN:

1. To supply with men; to furnish with a sufficient force or complement of men, as for management, service, defense, or the like; to guard.

2. To furnish with strength for action; to prepare for efficiency; to fortify.

3. To tame, as a hawk.

DO:

1. To perform or execute; carry out.

2. To perform the tasks or behaviors typically associated with (something), especially as part of one's character or normal duties.