unconscientious
/ʌnˌkɑnʃiˈɛnʃəs/
adjective
- Not careful, thorough, or guided by a sense of right and wrong; lacking diligence or moral concern.
- The unconscientious worker often left tasks unfinished.
- It was an unconscientious decision to ignore the safety rules.
- Her unconscientious attitude toward the project disappointed the team.
Antonyms