wreck, reck

Wreck or wreck means to ruin or destroy--
The crowd is waiting to watch the crew wreck that building.
Don't leave that near the heater; you'll wreck it.

Wreck is also a noun ( thing or idea ) , meaning something that has been ruined--
That old car is a wreck; you'll never get it going.
There lies the wreck of an old ship.

Reck or reck ( rhymes with wreck ) is an old-fashioned word, meaning to have concern for, to pay attention to, or to take notice of--
If yon churl wouldst reck my rede...
No reck of the advice given him did he display.

Now that you know that, you can say--
"He took no reck of their warning, and caused the wreck by his carelessness."

Note--"reckless" means having no regard or concern for danger or consequences--
He was cited for reckless driving.
Note # 2--a "wrecker" is someone or something that destroys, literally or figuratively--
The wrecker is coming to tear that old building down.
He's a home wrecker; he's always chasing married women.