Vandals were guilty of the wanton destruction of the school property.
They were accused of wanton cruelty toward animals.
He showed a wanton disregard for his friend's feelings.
a life of wanton luxury
No artist should be subjected to this much wanton affection: it's unseemly, like being hugged by a stranger who won't let go. —James Wolcott, New Republic, 30 Aug. 2004
I also wrote that innocent people would die as a consequence of the wanton, lawless destruction of medical stocks in a dirt-poor country. —Christopher Hitchens, Nation, 31 May 1999
While I was happy to find Mr. Pollan firmly allied with those of us who oppose the wanton broadcast of pesticides and inorganic fertilizers on lawn and garden, I wish he had lingered a little longer over this vital subject. —Maxine Kumin, New York Times Book Review, 9 June 1991
It might well be, said Mrs McNab, wantoning on with her memories; they had friends in eastern countries; gentlemen staying there, ladies in evening dress; she had seen them once through the dining-room door all sitting at dinner. —Virginia Woolf, To the Lighthouse, 1927
… for Nature here / Wantoned as in her prime and played at will / Her virgin fancies, pouring forth more sweet, Wild above rule or art, enormous bliss. —John Milton, Paradise Lost, 1667