- Word Explorer, Word Parts
|part of speech:
||not having or showing responsibility; not able to be counted on or trusted.
He was irresponsible about feeding and walking the dog.It was irresponsible to hit the ball so close to the window.
- negligent, unreliable
- similar words:
- careless, erratic, foolish, unstable
||irresponsibly (adv.), irresponsibility (n.)
The word irresponsible
contains the following part:
that means not, without
More about this word part:
The prefix ir-2
occurs in Latin loanwords. It is an assimilated form of in-2
used before base words that begin with 'r.' See in-2