irresponsibly
/ˌɪrɪˈspɒnsəbli/
adverb
-
In a careless way that shows a lack of responsibility or concern for the possible results.
B1- "He drove irresponsibly and nearly caused an accident."B1
- "The company acted irresponsibly by ignoring the safety warnings."B2
- "She acted irresponsibly by not checking the facts before sharing the news."B2
- "Public money was spent irresponsibly, without adequate oversight or justification."C1
Common mistakes
- irresponsable→irresponsibly
The correct adverb form is 'irresponsibly', not 'irresponsable'.