simple past tense and past participle of close the book on

To stop worrying about or trying to do something about; to ignore. / To finish; to bring to an end.

simple past tense and past participle of close down

Third-person singular simple present indicative form of close down

(of a comment, etc.) Penetrating and relatable, to the point of causing discomfort. / Destitute.

At very close range.

Attached, coupled or fixed close together.

(informal) Prudent in the expenditure of money; frugal; parsimonious.

(Freemasonry) Of a lodge, having been sealed against intrusions from unauthorised people. / (figuratively) In secret; in private.

(idiomatic) Near in time or place; very close.