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