Preposition: of

• mankind: The folly of mankind shall shatter the Seal: He Shall Rise.

• war: The second, a moving evocation of the folly of war gives the book its title.

• man: It is not the folly of the man which brings about this necessary fall; it is his wisdom.

Converse of object

• expose: This immediately exposes the folly of using the same advisor.

• realize: Now, too late, I realized mu folly.

• commit: We want to make it clear that wc do not commit the folly of confounding the Communist Party with the fascists.

• demonstrate: It demonstrated the folly of preventive war fought without international support.

• illustrate: The current shambles illustrates the folly of allowing Mr Clarke to stay on to sort out the mess.

• build: The Tower is a folly built by the Earl of Coventry for his wife.

Adjective modifier

• utter: Yet they had to witness this utter folly of death by drug addiction.

• sheer: To do otherwise is, to me, sheer folly.

• monumental: A monumental folly of the highest order which would have seen any respectable company or trade union chairman vacate his seat.

• architectural: Esthetic convention allows that an architectural folly, well executed, can achieve a real artistic integrity in its deliberate incompleteness.

• Victorian: Take her out to a local fort or a Victorian folly.

Modifies a noun

• farm: Folly Farm for youngsters: Situated 9 miles from Park.

• tower: Had a small circular folly tower in its grounds.

Noun used with modifier

• garden: In the Victorian era it was partly demolished to provide building material for a garden folly in the manor grounds.

• century: The tower is an eighteenth century folly built in an effort to raise the height of the hill to 1000ft.