ineffectively
Definitions
In a manner that does not produce the desired effect or result.
Without achieving the intended purpose or outcome.
Examples
The new policy was implemented ineffectively, leading to widespread confusion among the staff.
He struggled to communicate his ideas, often speaking ineffectively during the high-stakes meeting.
Synonyms
unproductively uselessly fruitlessly incompetently vainly unsuccessfully inefficiently
Antonyms
effectively efficiently productively successfully competently fruitfully powerfully