If something is finished quickly or on time, then it's been done in a timely manner. ... But the word timely isn't always about speed — being timely can also mean being well-timed or doing something at the most appropriate moment.

What do you call a person who is timely?

punctual. (of an event) Happening at the appointed time.

What does it mean to be more timely?

[or more timely; most timely] : happening at the correct or most useful time : not happening too late.