Meaning : Not done with purpose or intent.
Example :
An unintended slight.
An unintentional pun.
The offense was unintentional.
An unwitting mistake may be overlooked.
Synonyms : unintentional, unplanned
Meaning : Not aware or knowing.
Example :
An unwitting subject in an experiment.
Meaning : Unaware because of a lack of relevant information or knowledge.
Example :
He was completely ignorant of the circumstances.
An unknowledgeable assistant.
His rudeness was unwitting.
Synonyms : ignorant, unknowing, unknowledgeable