capriciously

From capricious +‎ -ly.

capriciously (comparative more capriciously, superlative most capriciously)

1. In a capricious manner; without caution or concern.
   • 1930, Norman Lindsay, Redheap, Sydney, N.S.W.: Ure Smith, published 1965, →OCLC, page 119:

     "Where are we going?" she asked, jibbing capriciously in the descent.