mishandled
Definitions
Managed or dealt with in an inefficient, incompetent, or improper manner.
Treated or handled physically in a rough or careless way.
Examples
The courier mishandled the fragile package, resulting in several broken items.
The company mishandled the public relations crisis, which led to a significant drop in their stock price.
Synonyms
mismanaged botched bungled messed up misconducted misapplied
Antonyms
handled managed conducted administered organized directed executed