Antonyms for "responsible"
Looking for the opposite of "responsible"? Common antonyms include irresponsible, unaccountable, negligent.
Direct antonyms
irresponsible, unaccountable, negligent
Antonyms grouped
irresponsibleunaccountablenegligent
Notes
Not every word has a true antonym. Where shades of meaning matter, the closest opposite is sometimes a "near-antonym" that fits the specific context you're writing in. Choose the one that matches your tone.