earliest
ˈəːli
adjective
happening or done before the usual or expected time.
we ate an early lunch
untimely,premature,too soon,too early,before time,unseasonable,prompt,timely,quick,speedy,rapid,fast,without delay,expeditious,rathe
adverb
before the usual or expected time.
I was planning to finish work early today
before the usual time,before the appointed time,prematurely,too soon,ahead of time,ahead of schedule,in good time,betimes