You'll need thorough testing

About your history test?

And that's another history test.

has to pass a series of rigorous tests

tested by the scientific rigors of logic and fact.

Meredith: Surgeons are put through rigorous tests

...and the most rigorous physical testing ever done on humans.

And once you successfully complete the institute's rigorous final test,

Then you put them through rigorous and often painful tests.

Thoroughness.

Wow, that's a thorough history of the teeter-totter.

go through a rigorous testing process before filming.

- I hope you studied for the history test. - What history test?

Consistently and thoroughly.

and thoroughly incompetent.

and thoroughly debauched.