Adjective complement with noun phrase

• do: He was counseled and disciplined by his branch but remained unconvinced he had done anything foolhardy.

Modifies a noun

• venture: Pakistan should be aware from its own experience that such foolhardy ventures against India can never succeed.

• attempt: Propellerhead tells the story of the author's hilarious and foolhardy attempts to learn to fly a microlight.

• thing: En route to Ohio, the pair do some foolhardy things.

• undertaking: I believed it practicable at that time, tho I now regard it as a foolhardy undertaking.

• enough: He stood on a highly decorated wagon selling patent medicines and would also act as dentist for those foolhardy enough.

• decision: This is not the year for the Ox person to take risks, make foolhardy decisions or jump into new ventures without thorough strategizing.

Modifying Another Word

• little: Three shops down, and my decision not to pre-order Twilight Princess suddenly looked a little foolhardy.

• so: The king could hardly believe that David could be so foolhardy as to offer to fight against Goliath.

• almost: But when Spike commits a terrible crime, Heaton decides to stand by him an act of astonishing, almost foolhardy loyalty.

• even: In retrospect Cut Piece seems dangerous, even foolhardy.

• not: Fortunately for me, I'm not foolhardy enough to send complete strangers thousands of pounds without some protection against fraud.

• extremely: MY DEAR BOB, - My extremely foolhardy venture is practically over.

Infinitive complement

• try: It is foolhardy to try to form an offshore company in order to evade paying taxes.

• attempt: The thinking here being it's foolhardy to attempt a head-to-head contest with the DTT platform where it cannot be beaten on price.

• do: The above not withstanding here is how to do it for those who are foolhardy enough to do so.

• use: It was quite foolhardy not to use the exemption when he had it.

Used with adjective complement

• consider: What they then did would now be considered foolhardy in the extreme.

Preposition: in

• extreme: What they then did would now be considered foolhardy in the extreme.