ill-timed
Definitions
Happening or done at an unsuitable or inappropriate time.
Occurring at a moment that is inconvenient or disadvantageous.
Examples
His ill-timed joke during the serious meeting caused an uncomfortable silence in the room.
The company's ill-timed expansion into the international market led to significant financial losses.
Synonyms
inopportune untimely unseasonable inappropriate poorly timed unpropitious awkward
Antonyms
opportune timely well-timed seasonable appropriate propitious convenient