形容词

1. 不体谅别人的;不替别人着想的
If you accuse someone of being inconsiderate, you mean that they do not take enough care over how their words or actions will affect other people.

1. lacking regard for the rights or feelings of others

e.g. shockingly inconsiderate behavior

2. without proper consideration or reflection

e.g. slovenly inconsiderate reasoning
unconsidered words
prejudice is the holding of unconsidered opinions

Synonym: unconsidered