Inconsiderately [adverb]

Mr. Pope was a bachelor, and his valet inconsiderately took the “flu.”

And St. Bernard writes: "Mary preferred to remain silent in humility, rather than to speak inconsiderately."

Our conversation ought always to be judicious; for often a word spoken inconsiderately causes bitter regret.

My mother died suddenly and, it was thought by Lady Drew, inconsiderately, the following spring.

For they that think words are inconsiderable, will use them inconsiderately.

The arrest was inconsiderately entrusted to the Earl of Huntly, Murray's mortal enemy.

Neither did the execution of the proposed coup de main betoken a sudden impulse inconsiderately acted upon.

It is one of my brother's worst failings that he gives away fermented liquor to the lower orders inconsiderately.

Hastily, therefore, and inconsiderately, the Major determined to confirm this ignorance.

Alexa, at any rate, was refuting his theory as inconsiderately as a seedling defeats the gardener's expectations.