ill-considered

[ il-kuh n-sid-erd ]

/ ˈɪl kənˈsɪd ərd /

lacking thorough consideration; ill-suited; unwise.

Origin of ill-considered

First recorded in 1825–35

But ill-considered personal choices and the accidents of history always seemed to conspire against Marrero.

Havana Bids Adios to Conrado Marrero, MLB’s Oldest Player |Peter C. Bjarkman |April 25, 2014 |DAILY BEAST
But he has not publicly acknowledged until now his thoughts that the initial secrecy surrounding the program was ill-considered.

Spy Chief: We Should’ve Told You We Track Your Calls |Eli Lake |February 18, 2014 |DAILY BEAST
I write now, however, because in his latest column he has migrated from the merely foolish to the ill-considered and dangerous.

Let's Not 'Break All the Rules' |Justin Green |January 23, 2013 |DAILY BEAST
Not at Politwoops, where a horde of ill-considered missives live to see another day.

At Politwoops, Washington’s Deleted Tweets Come Back From the Dead |Michael Ames |June 1, 2012 |DAILY BEAST

Charlotte Brontë was mercifully restrained by a well-nigh empty purse from this ill-considered rashness.

Charlotte Bronte and Her Circle |Clement K. Shorter
It has been indeed able to repel an ill-considered invasion, but only by having recourse to the extreme methods of desperation.

Notes on Life and Letters |Joseph Conrad
This ill-considered movement of his adversary of course achieved the complete success of the anonymous writer.

Curiosities of Literature, Vol. 1 (of 3) |Isaac D'Israeli
Not so fortunate had he been in his ill-considered leap, for he had broken his right leg at the hip joint.

The Jacket (The Star-Rover) |Jack London
One thing was evident, the ill-considered marriage came very near ruining his life.

The World's Great Men of Music |Harriette Brower

ill-considered

done without due consideration; not thought out an ill-considered decision