inconsiderate

adjective4

1. •
   Not considerate of others.

   • Not replacing the roll after using the last of the toilet paper is very inconsiderate.
2. •
   (no longer used) Not giving enough consideration to one's actions, conclusions, etc.; acting too quickly without considering the risks and consequences.

   • They Pray with Fervour and a fix’d, Attention, never turning like too many Inconsiderate Christians in our Noisy Churches, to behold what People pass behind them — 1709
3. •
   (no longer used) Resulting from insufficient consideration.

   • I am ouer-ready to pardon young ouersights, and forgiue inconsiderate offences: — 1593
4. •
   (no longer used) Of too little value to be considered.

   • […] to wrest the Law to our convenience Is no small, inconsiderate Work? — 1682