timely
Definitions
Done or occurring at a favorable or useful time; opportune.
Happening at the correct or expected time; prompt.
Examples
The manager provided a timely response to the client's urgent inquiry.
His timely intervention prevented the project from falling behind schedule.
Synonyms
opportune well-timed punctual seasonable appropriate expedient prompt
Antonyms
untimely inopportune belated late tardy unseasonable ill-timed