Early and Well timed

Early adjective - Relating to or occurring near the beginning of a process, series, or time period.

Well timed and early are semantically related. In some cases you can replace phrase "Well timed" with "Early", this terms are similar.

Well timed adjective - Done or happening at the appropriate or proper time.

Early and well timed are semantically related. Sometimes you can use "Early" instead an adjective phrase "Well timed".