dis—dīdūcō, ere, dūxī, ductus, to lead or draw apart, separate, open.
ē—ēdūcō, ere, dūxī, ductus, to lead forth or out; bring up, rear.
in—indūcō, ere, dūxī, ductus, to lead or bring in, introduce; lead, induce, influence.
intrō—intrōdūcō, ere, dūxī, ductus, to lead or bring in, usher in, admit.
per—perdūcō, ere, dūxī, ductus, to lead, conduct, escort; pursue; spend, pass.
re—redūcō, ere, dūxī, ductus, to lead or escort back, accompany.
sē—sēdūcō, ere, dūxī, ductus, to lead apart or aside.
sub—subdūcō, ere, dūxī, ductus, to lead or draw away (secretly), withdraw, remove; hide.
trāns—trādūcō, ere, dūxī, ductus, to lead or carry across, transport; spend, pass (time).
dūdum, adv., a while ago. See [iam].